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September 29 – History, Events, Births, Deaths, Holidays and Observances On This Day

  • 61 BC – Pompey the Great celebrates his third triumph for victories over the pirates and the end of the Mithridatic Wars on his 45th birthday.
  • 1011 – Danes capture Canterbury after a siege, taking Ælfheah, archbishop of Canterbury, as a prisoner.
  • 1227 – Frederick II, Holy Roman Emperor, is excommunicated by Pope Gregory IX for his failure to participate in the Crusades.
  • 1267 – The Treaty of Montgomery recognises Llywelyn ap Gruffudd as Prince of Wales, but only as a vassal of King Henry III.
  • 1364 – English forces defeat the French in Brittany, ending the War of the Breton Succession.
  • 1578 – Tegucigalpa, capital city of Honduras, is claimed by the Spaniards.
  • 1637 – 42-year-old Lorenzo Ruiz dies.
  • 1717 – An earthquake strikes Antigua Guatemala, destroying much of the city’s architecture.
  • 1789 – The United States Department of War first establishes a regular army with a strength of several hundred men.
  • 1789 – The 1st United States Congress adjourns.
  • 1829 – The Metropolitan Police of London, later also known as the Met, is founded.
  • 1848 – The Battle of Pákozd is a stalemate between Hungarian and Croatian forces, and is the first battle of the Hungarian Revolution.
  • 1850 – The papal bull Universalis Ecclesiae restores the Roman Catholic hierarchy in England and Wales.
  • 1855 – The Philippine port of Iloilo is opened to world trade by the Spanish administration.
  • 1864 – American Civil War: The Battle of Chaffin’s Farm is fought.
  • 1864 – The Treaty of Lisbon defines the boundaries between Spain and Portugal and abolishes the Couto Misto microstate.
  • 1885 – The first practical public electric tramway in the world is opened in Blackpool, England.
  • 1907 – The cornerstone is laid at the Cathedral Church of Saint Peter and Saint Paul (better known as Washington National Cathedral) in Washington, D.C.
  • 1911 – Italy declares war on the Ottoman Empire.
  • 1918 – World War I: Bulgaria signs the Armistice of Salonica.
  • 1918 – The Hindenburg Line is broken by an Allied attack.
  • 1918 – Germany’s Supreme Army Command tells the Kaiser and the Chancellor to open negotiations for an armistice.
  • 1923 – The British Mandate for Palestine takes effect, creating Mandatory Palestine.
  • 1923 – The French Mandate for Syria and the Lebanon takes effect.
  • 1923 – The First American Track & Field championships for women are held.
  • 1932 – Chaco War: Last day of the Battle of Boquerón between Paraguay and Bolivia.
  • 1940 – Two Avro Ansons collide in mid-air over New South Wales, Australia, remain locked together, then land safely.
  • 1941 – World War II: German forces, with the aid of local Ukrainian collaborators, begin the two-day Babi Yar massacre.
  • 1949 – The Communist Party of China writes the Common Programme for the future People’s Republic of China.
  • 1954 – The convention establishing CERN (the European Organization for Nuclear Research) is signed.
  • 1957 – The Kyshtym disaster is the third-worst nuclear accident ever recorded.
  • 1971 – Oman joins the Arab League.
  • 1972 – China–Japan relations: Japan establishes diplomatic relations with the People’s Republic of China after breaking official ties with the Republic of China.
  • 1975 – WGPR becomes the first black-owned-and-operated television station in the US.
  • 1979 – The dictator Francisco Macias of Equatorial Guinea is shot by soldiers from Western Sahara.
  • 1988 – NASA launches STS-26, the first mission since the Challenger disaster.
  • 1990 – Construction of the Cathedral Church of Saint Peter and Saint Paul (better known as Washington National Cathedral) is completed in Washington, D.C.
  • 1990 – The YF-22, which would later become the F-22 Raptor, flies for the first time.
  • 1991 – A Haitian coup d’état occurs.
  • 1992 – Brazilian President Fernando Collor de Mello is impeached.
  • 2004 – The asteroid 4179 Toutatis passes within four lunar distances of Earth.
  • 2004 – Burt Rutan’s Ansari SpaceShipOne performs a successful spaceflight, the first of two required to win the Ansari X Prize.
  • 2006 – A Boeing 737 and an Embraer 600 collide in mid-air, killing 154 people and triggering a Brazilian aviation crisis.
  • 2007 – Calder Hall, the world’s first commercial nuclear power station, is demolished in a controlled explosion.
  • 2009 – The 8.1 Mw  Samoa earthquake results in a tsunami that kills 189 and injures hundreds.
  • 2011 – The special court in India convicted all 269 accused officials for atrocity on Dalits and 17 for rape in the Vachathi case.
  • 2013 – Over 42 people are killed by members of Boko Haram at the College of Agriculture in Nigeria.
  • 2016 – Eleven days after the Uri attack, the Indian Army conducts “surgical strikes” against suspected militants in Pakistani-administered Kashmir.
  • 2019 – Violence and low turnout mar the 2019 Afghan presidential election.
  • 2019 – At least 59 people are reported dead due to monsoon rains in Uttar Pradesh and Bihar, India. 350 people have died this year due to rain in India, Nepal, and Bangladesh.

Births on September 29

  • 106 BC – Pompey, Roman general and politician (d. 48 BC)
  • 929 – Qian Chu, Chinese king (Ten Kingdoms) (d. 988)
  • 1240 – Margaret of England, Queen consort of Scots (d. 1275)
  • 1276 – Christopher II of Denmark (d. 1332)
  • 1373 – Margaret of Bohemia, Burgravine of Nuremberg (d. 1410)
  • 1402 – Fernando, the Saint Prince, of Portugal (d. 1443)
  • 1403 – Elisabeth of Brandenburg, Duchess of Brzeg-Legnica and Cieszyn, German princess (d. 1449)
  • 1460 – Louis II de la Trémoille, French military leader (d. 1525)
  • 1463 – Louis I, Count of Löwenstein, founder of the House of Löwenstein-Wertheim (d. 1523)
  • 1511 – Michael Servetus, Spanish physician, cartographer, and theologian (d. 1553)
  • 1527 – John Lesley, Scottish bishop (d. 1596)
  • 1538 – Joan Terès i Borrull, Spanish archbishop and academic (d. 1603)
  • 1547 – Miguel de Cervantes, Spanish novelist, poet, and playwright (d. 1616)
  • 1548 – William V, Duke of Bavaria (d. 1626)
  • 1561 – Adriaan van Roomen, Flemish priest and mathematician (d. 1615)
  • 1574 – Ludovic Stewart, 2nd Duke of Lennox, Scottish nobleman and politician (d. 1624)
  • 1602 – Algernon Percy, 10th Earl of Northumberland, English military leader (d. 1668)
  • 1636 – Thomas Tenison, English archbishop (d. 1715)
  • 1639 – William Russell, Lord Russell, English politician (d. 1683)
  • 1640 – Antoine Coysevox, French sculptor and educator (d. 1720)
  • 1674 – Jacques-Martin Hotteterre, French flute player and composer (d. 1763)
  • 1678 – Adrien Maurice de Noailles, French soldier and politician, French Minister of Foreign Affairs (d. 1766)
  • 1691 – Richard Challoner, English bishop (d. 1781)
  • 1703 – François Boucher, French painter and set designer (d. 1770)
  • 1718 – Nikita Ivanovich Panin, Russian soldier and politician, Russian Minister of Foreign Affairs (d. 1783)
  • 1725 – Robert Clive, English general and politician, Lord Lieutenant of Montgomeryshire (d. 1774)
  • 1758 – Horatio Nelson, 1st Viscount Nelson, English admiral (d. 1805)
  • 1766 – Charlotte, Princess Royal of England (d. 1828)
  • 1786 – Guadalupe Victoria, Mexican general, lawyer, and politician, 1st President of Mexico (d. 1843)
  • 1803 – Mercator Cooper, American captain and explorer (d. 1872)
  • 1803 – Jacques Charles François Sturm, French mathematician and theorist (d. 1850)
  • 1808 – Henry Bennett, American lawyer and politician (d. 1868)
  • 1810 – Elizabeth Gaskell, English author (d. 1865)
  • 1816 – Paul Féval, père, French author and playwright (d. 1887)
  • 1832 – Joachim Oppenheim, rabbi and author (d. 1891)
  • 1832 – Miguel Miramón, Unconstitutional president of Mexico, 1859-1860 (d. 1867)
  • 1843 – Mikhail Skobelev, Russian general (d. 1882)
  • 1844 – Miguel Ángel Juárez Celman, Argentinian lawyer and politician, 10th President of Argentina (d. 1909)
  • 1853 – Luther D. Bradley, American cartoonist (d. 1917)
  • 1863 – Hugo Haase, German lawyer, jurist, and politician (d. 1919)
  • 1864 – Miguel de Unamuno, Spanish philosopher and author (d. 1936)
  • 1866 – Mykhailo Hrushevskyi, Ukrainian historian, academic, and politician (d. 1934)
  • 1876 – Charlie Llewellyn, South African cricketer (d. 1964)
  • 1880 – Liberato Pinto, Portuguese colonel and politician, 79th Prime Minister of Portugal (d. 1949)
  • 1881 – Ludwig von Mises, Austrian-American economist, sociologist, and philosopher (d. 1973)
  • 1882 – Lilias Armstrong, English phonetician (d. 1937)
  • 1885 – George Scott, English footballer (d. 1916)
  • 1891 – Ian Fairweather, Scottish-Australian painter (d. 1974)
  • 1895 – Clarence Ashley, American singer, guitarist, and banjo player (d. 1967)
  • 1895 – Joseph Banks Rhine, American botanist and parapsychologist (d. 1980)
  • 1895 – Roscoe Turner, American pilot (d. 1970)
  • 1897 – Herbert Agar, American journalist and historian (d. 1980)
  • 1898 – Trofim Lysenko, Ukrainian-Russian biologist and agronomist (d. 1976)
  • 1899 – László Bíró, Hungarian-Argentinian journalist and inventor, invented the ballpoint pen (d. 1985)
  • 1899 – Billy Butlin, South African-English businessman, founded Butlins (d. 1980)
  • 1901 – Lanza del Vasto, Italian poet, philosopher, and activist (d. 1981)
  • 1901 – Enrico Fermi, Italian-American physicist and academic, Nobel Prize laureate (d. 1954)
  • 1903 – Miguel Alemán Valdés, Mexican lawyer and civilian politician, 46th President of Mexico (1946-1952) (d. 1983)
  • 1903 – Diana Vreeland, American journalist (d. 1989)
  • 1904 – Greer Garson, English-American actress (d. 1996)
  • 1907 – Gene Autry, American singer, actor, and businessman (d. 1998)
  • 1907 – George W. Jenkins, American businessman, founded Publix (d. 1996)
  • 1908 – Eddie Tolan, American sprinter and educator (d. 1967)
  • 1910 – Bill Boyd, American singer and guitarist (d. 1977)
  • 1910 – Virginia Bruce, American actress (d. 1982)
  • 1911 – Charles Court, English-Australian politician, 21st Premier of Western Australia (d. 2007)
  • 1912 – Michelangelo Antonioni, Italian director and screenwriter (d. 2007)
  • 1913 – Trevor Howard, English actor (d. 1988)
  • 1913 – Stanley Kramer, American director and producer (d. 2001)
  • 1915 – Vincent DeDomenico, American businessman, founded the Napa Valley Wine Train (d. 2007)
  • 1915 – Oscar Handlin, American historian and academic (d. 2011)
  • 1915 – Brenda Marshall, American actress (d. 1992)
  • 1916 – Carl Giles, English cartoonist (d. 1995)
  • 1919 – Kira Zvorykina, Belarusian chess player (d. 2014)
  • 1920 – Peter D. Mitchell, English biochemist and academic, Nobel Prize laureate (d. 1992)
  • 1920 – Václav Neumann, Czech violinist and conductor (d. 1995)
  • 1921 – John Ritchie, New Zealand composer and educator (d. 2014)
  • 1921 – Albie Roles, English footballer and manager (d. 2012)
  • 1922 – Lizabeth Scott, American actress (d. 2015)
  • 1923 – Stan Berenstain, American author and illustrator (d. 2005)
  • 1923 – Bum Phillips, American football player and coach (d. 2013)
  • 1925 – Steve Forrest, American actor (d. 2013)
  • 1925 – Paul MacCready, American engineer, founded AeroVironment (d. 2007)
  • 1926 – Chuck Cooper, American basketball player (d. 1984)
  • 1926 – Pete Elliott, American football player and coach (d. 2013)
  • 1927 – Adhemar da Silva, Brazilian triple jumper and actor (d. 2001)
  • 1927 – Sherwood Johnston, American race car driver (d. 2000)
  • 1927 – Pete McCloskey, American colonel and politician
  • 1927 – Barbara Mertz, American historian and author (d. 2013)
  • 1928 – Eric Lubbock, 4th Baron Avebury, English lieutenant, engineer, and politician (d. 2016)
  • 1928 – Brajesh Mishra, Indian politician and diplomat, 1st Indian National Security Advisor (d. 2012)
  • 1928 – Nathan Shamuyarira, Zimbabwean journalist and politician, Zimbabwean Minister of Foreign Affairs (d. 2014)
  • 1930 – Richard Bonynge, Australian pianist and conductor
  • 1930 – Colin Dexter, English author and educator (d. 2017)
  • 1931 – James Cronin, American physicist and academic, Nobel Prize laureate (d. 2016)
  • 1931 – Anita Ekberg, Swedish-Italian model and actress (d. 2015)
  • 1931 – Paul Oestreicher, German-English priest and theologian
  • 1932 – Robert Benton, American director, producer, and screenwriter
  • 1932 – Paul Giel, American baseball player and sportscaster (d. 2002)
  • 1933 – Samora Machel, Mozambican commander and politician, 1st President of Mozambique (d. 1986)
  • 1934 – Skandor Akbar, American wrestler and manager (d. 2010)
  • 1934 – Mihaly Csikszentmihalyi, Hungarian-American psychologist and academic
  • 1934 – Lance Gibbs, Guyanese cricketer and manager
  • 1934 – Stuart M. Kaminsky, American author and screenwriter (d. 2009)
  • 1934 – Lindsay Kline, Australian cricketer (d. 2015)
  • 1935 – Jerry Lee Lewis, American singer-songwriter and pianist
  • 1936 – Silvio Berlusconi, Italian businessman and politician, 50th Prime Minister of Italy
  • 1936 – James Fogle, American author (d. 2012)
  • 1936 – Hal Trosky, Jr., American baseball player (d. 2012)
  • 1938 – Dave Harper, English footballer (d. 2013)
  • 1938 – Wim Kok, Dutch union leader and politician, Prime Minister of the Netherlands (d. 2018)
  • 1939 – Fikret Abdić, Bosnian economist and politician
  • 1939 – Jim Baxter, Scottish footballer (d. 2001)
  • 1939 – Larry Linville, American actor (d. 2000)
  • 1939 – Rhodri Morgan, Welsh politician, 2nd First Minister of Wales (d. 2017)
  • 1940 – Brute Force, American singer-songwriter
  • 1940 – Carlos Morales Troncoso, Dominican politician, 34th Vice President of the Dominican Republic (d. 2014)
  • 1941 – David Steele, English cricketer
  • 1942 – Felice Gimondi, Italian cyclist
  • 1942 – Madeline Kahn, American actress and singer (d. 1999)
  • 1942 – Ian McShane, English actor
  • 1942 – Bill Nelson, American captain and politician
  • 1942 – Jean-Luc Ponty, French violinist and composer
  • 1942 – Janet Powell, Australian educator and politician (d. 2013)
  • 1942 – Steve Tesich, Serbian-American screenwriter and playwright (d. 1996)
  • 1943 – Wolfgang Overath, German footballer
  • 1943 – Lech Wałęsa, Polish electrician and politician, 2nd President of Poland, Nobel Prize laureate
  • 1944 – Mike Post, American composer and producer
  • 1945 – Kyriakos Sfetsas, Greek composer and poet
  • 1945 – Nadezhda Chizhova, Russian shot putter
  • 1946 – Patricia Hodge, English actress
  • 1947 – Ülo Kaevats, Estonian philosopher, academic, and politician (d. 2015)
  • 1947 – S. H. Kapadia, Indian lawyer, judge, and politician, 38th Chief Justice of India (d. 2016)
  • 1947 – Gary Wetzel, American soldier, Medal of Honor recipient
  • 1948 – Mark Farner, American singer-songwriter and guitarist
  • 1948 – Bryant Gumbel, American journalist and sportscaster
  • 1948 – Theo Jörgensmann, German clarinet player and composer
  • 1948 – Mike Pinera, American singer-songwriter, guitarist, and producer
  • 1949 – George Dalaras, Greek singer-songwriter and guitarist
  • 1950 – Ken Macha, American baseball player and manager
  • 1951 – Michelle Bachelet, Chilean physician and politician, 34th President of Chile
  • 1951 – Pier Luigi Bersani, Italian educator and politician, 6th President of Emilia-Romagna
  • 1951 – Andrés Caicedo, Colombian author, poet, and playwright (d. 1977)
  • 1951 – Maureen Caird, Australian-New Zealand hurdler
  • 1951 – Mike Enriquez, Filipino journalist and radio commentator
  • 1952 – Roy Campbell, Jr., American trumpet player (d. 2014)
  • 1952 – Gábor Csupó, Hungarian-American animator, director, and producer, co-founded Klasky Csupo
  • 1952 – Richard Hodges, English archaeologist and academic
  • 1952 – Max Sandlin, American lawyer, judge, and politician
  • 1952 – Takanosato Toshihide, Japanese sumo wrestler, the 59th Yokozuna (d. 2011)
  • 1953 – Warren Cromartie, American baseball player, coach, and radio host
  • 1953 – Jean-Claude Lauzon, Canadian director and screenwriter (d. 1997)
  • 1953 – Lawrence Reed, American economist and author
  • 1954 – Uwe Jahn, German footballer and manager
  • 1954 – Mark Mitchell, Australian actor
  • 1955 – Ann Bancroft, American explorer and author
  • 1955 – Gareth Davies, Welsh rugby player and academic
  • 1955 – Joe Donnelly, American politician and lawyer
  • 1955 – Benoît Ferreux, French actor and director
  • 1955 – Gwen Ifill, American journalist (d. 2016)
  • 1956 – Sebastian Coe, English sprinter and politician
  • 1956 – Jenny Morris, New Zealand-Australian singer-songwriter and guitarist
  • 1956 – Suzzy Roche, American singer-songwriter and actress
  • 1957 – Chris Broad, English cricketer and referee
  • 1957 – Sokratis Malamas, Greek singer-songwriter and guitarist
  • 1957 – Mark Nicholas, English cricketer and sportscaster
  • 1960 – Julian Armour, American-Canadian cellist and educator
  • 1960 – Kenneth Hansen, Swedish race car driver
  • 1960 – Alan McGee, Scottish singer-songwriter, guitarist, and producer
  • 1960 – Hubert Neuper, Austrian ski jumper
  • 1960 – John Paxson, American basketball player and coach
  • 1960 – David Sammartino, American wrestler and trainer
  • 1960 – Andy Slaughter, English politician
  • 1960 – Carol Welsman, Canadian singer-songwriter and pianist
  • 1961 – Julia Gillard, Welsh-Australian lawyer and politician, 27th Prime Minister of Australia
  • 1961 – Stephanie Miller, American comedian and radio host
  • 1962 – Roger Bart, American actor
  • 1963 – Dave Andreychuk, Canadian ice hockey player
  • 1963 – Les Claypool, American bass player, singer, songwriter, and producer
  • 1964 – Brad Lohaus, American basketball player
  • 1966 – Hersey Hawkins, American basketball player and coach
  • 1966 – Ben Miles, English actor
  • 1967 – Brett Anderson, English singer-songwriter
  • 1967 – Sara Sankey, English badminton player
  • 1968 – Patrick Burns, American paranormal investigator
  • 1968 – Luke Goss, English actor
  • 1968 – Matt Goss, English singer-songwriter
  • 1969 – Erika Eleniak, American model and actress
  • 1969 – DeVante Swing, American singer-songwriter, and producer
  • 1969 – Aleks Syntek, Mexican singer-songwriter and producer
  • 1970 – Russell Peters, Canadian comedian, actor, and producer
  • 1970 – Yoshihiro Tajiri, Japanese wrestler and trainer
  • 1970 – Natasha Gregson Wagner, American actress
  • 1970 – Kushboo, South Indian actress and producer
  • 1971 – Yitzhak Yedid, Israeli-Australian composer & pianist
  • 1971 – Tanoka Beard, American basketball player
  • 1971 – Mackenzie Crook, English actor and screenwriter
  • 1971 – Theodore Shapiro, American composer
  • 1972 – Oliver Gavin, English race car driver
  • 1973 – Foivos Delivorias, Greek singer-songwriter and guitarist
  • 1973 – Shannon Larratt, Canadian publisher, founded BMEzine (d. 2013)
  • 1973 – Scout Niblett, English singer-songwriter and guitarist
  • 1974 – Brian Ash, American screenwriter and producer
  • 1974 – Matt Hullum, American actor, director, and producer, co-founded Rooster Teeth
  • 1974 – James Lance, British actor
  • 1975 – Albert Celades, Spanish footballer and manager
  • 1976 – Darren Byfield, English-Jamaican footballer
  • 1976 – Kelvin Davis, English footballer
  • 1976 – Óscar Sevilla, Spanish cyclist
  • 1976 – Andriy Shevchenko, Ukrainian footballer and politician
  • 1977 – Eric Barton, American football player
  • 1977 – Wade Brookbank, Canadian ice hockey player and scout
  • 1977 – Debelah Morgan, American singer-songwriter
  • 1977 – Jake Westbrook, American baseball player
  • 1978 – Mohini Bhardwaj, American gymnast and coach
  • 1978 – Gunner McGrath, American singer-songwriter and guitarist
  • 1978 – Karen Putzer, Italian skier
  • 1978 – Kurt Nilsen, Norwegian singer-songwriter and guitarist
  • 1979 – Orhan Ak, Turkish footballer
  • 1979 – Takumi Beppu, Japanese cyclist and manager
  • 1979 – Artika Sari Devi, Indonesian model and actress
  • 1979 – Shelley Duncan, American baseball player and manager
  • 1979 – Jaime Lozano, Mexican footballer
  • 1980 – Patrick Agyemang, English footballer
  • 1980 – Dallas Green, Canadian singer-songwriter and guitarist
  • 1980 – Zachary Levi, American actor and singer
  • 1981 – Aris Galanopoulos, Greek footballer
  • 1981 – Shane Smeltz, German-New Zealand footballer
  • 1982 – Matt Giteau, Australian rugby player
  • 1982 – Amy Williams, English skeleton racer
  • 1983 – Lisette Oropesa, American soprano and actress
  • 1984 – Per Mertesacker, German footballer
  • 1985 – Calvin Johnson, American football player
  • 1985 – Niklas Moisander, Finnish footballer
  • 1985 – Dani Pedrosa, Spanish motorcycle racer
  • 1985 – Magnus Gangstad Jørgensen, Norwegian music producer
  • 1986 – Lisa Foiles, American actress and journalist
  • 1986 – Mark Fraser, Canadian ice hockey player
  • 1986 – Matt Lashoff, American ice hockey player
  • 1986 – Isaac Makwala, Botswanan sprinter
  • 1986 – Benoît Pouliot, Canadian ice hockey player
  • 1987 – David Del Rio, American actor and director
  • 1988 – Kevin Durant, American basketball player
  • 1988 – Justin Nozuka, American singer-songwriter and guitarist
  • 1989 – Theo Adams, English photographer and director
  • 1989 – Adore Delano, American drag queen and singer
  • 1989 – Yevhen Konoplyanka, Ukrainian footballer
  • 1989 – Aaron Martin, English footballer
  • 1989 – Andrea Poli, Italian footballer
  • 1989 – Fatima Lodhi, Pakistani social activist
  • 1990 – Doug Brochu, American voice actor
  • 1990 – Gerphil Flores, Filipina classical crossover singer and Asia’s Got Talent finalist
  • 1990 – Lena Wermelt, German footballer
  • 1991 – Adem Ljajić, Serbian footballer
  • 1991 – Martin Jensen, Danish musician
  • 1993 – Lee Hong-bin, South Korean singer
  • 1993 – Viktor Romanenkov, Estonian figure skater
  • 1993 – Oleg Vernyayev, Ukrainian artistic gymnast
  • 1998 – Vera Lapko, Belarusian tennis player
  • 1999 – Choi Ye-na, South Korean singer and dancer

Deaths on September 29

  • 722 – Leudwinus, Frankish archbishop and saint (b. 660)
  • 855 – Lothair I, Roman emperor (b. 795)
  • 1186 – William of Tyre, Archbishop of Tyre (b. c. 1130)
  • 1225 – Arnaud Amalric, Papal legate who allegedly promoted mass murder
  • 1298 – Guido I da Montefeltro, Italian military strategist (b. 1223)
  • 1304 – John de Warenne, 6th Earl of Surrey, English general (b. 1231)
  • 1360 – Joanna I of Auvergne, queen consort of France (b. 1326)
  • 1364 – Charles I, Duke of Brittany (b. 1319)
  • 1382 – ‘Izz al-Din ibn Rukn al-Din Mahmud, malik of Sistan
  • 1501 – Andrew Stewart, Scottish bishop (b. 1442)
  • 1560 – Gustav I of Sweden (b. 1496)
  • 1622 – Conrad Vorstius, German-Dutch Remonstrant theologian (b. 1569)
  • 1634 – Henry Hyde, English politician and lawyer (b.c. 1563)
  • 1637 – Lorenzo Ruiz, Filipino martyr and saint (b. 1600)
  • 1642 – René Goupil, French missionary and saint (b. 1608)
  • 1642 – William Stanley, 6th Earl of Derby, English politician, Lord Lieutenant of Cheshire (b. 1561)
  • 1703 – Charles de Saint-Évremond, French-English soldier, author, and critic (b. 1610)
  • 1800 – Michael Denis, Austrian poet and author (b. 1729)
  • 1804 – Michael Hillegas, American politician, 1st Treasurer of the United States (b. 1728)
  • 1833 – Ferdinand VII of Spain (b. 1784)
  • 1862 – William “Bull” Nelson, American general (b. 1824)
  • 1887 – Bernhard von Langenbeck, German surgeon and academic (b. 1810)
  • 1889 – Louis Faidherbe, French general and politician (b. 1818)
  • 1900 – Samuel Fenton Cary, American lawyer and politician (b. 1814)
  • 1902 – William McGonagall, Scottish poet and actor (b. 1825)
  • 1902 – Émile Zola, French journalist, author, and playwright (b. 1840)
  • 1908 – Joaquim Maria Machado de Assis, Brazilian author, poet, and playwright (b. 1839)
  • 1910 – Winslow Homer, American painter, illustrator, and engraver (b. 1836)
  • 1913 – Rudolf Diesel, German engineer, invented the diesel engine (b. 1858)
  • 1918 – Lawrence Weathers, decorated WWI Australian soldier (b. 1890).
  • 1925 – Léon Bourgeois, French police officer and politician, 64th Prime Minister of France, Nobel Prize laureate (b. 1851)
  • 1927 – Arthur Achleitner, German journalist and author (b. 1858)
  • 1927 – Willem Einthoven, Indonesian-Dutch physiologist and physician, Nobel Prize laureate (b. 1860)
  • 1928 – John Devoy, Irish-American Fenian rebel leader (b. 1842)
  • 1930 – Ilya Repin, Ukrainian-Russian painter and illustrator (b. 1844)
  • 1937 – Marie Zdeňka Baborová-Čiháková, Czech botanist and zoologist (b. 1877)
  • 1937 – Ray Ewry, American triple jumper (b. 1873)
  • 1937 – Ernst Hoppenberg, German swimmer and water polo player (b. 1878)
  • 1951 – Thomas Cahill, American soccer player and coach (b. 1864)
  • 1952 – John Cobb, English race car driver and pilot (b. 1899)
  • 1967 – Carson McCullers, American novelist, playwright, essayist, and poet (b. 1917)
  • 1970 – Edward Everett Horton, American actor (b. 1886)
  • 1973 – W. H. Auden, English-American poet, playwright, and critic (b. 1907)
  • 1975 – Casey Stengel, American baseball player and manager (b. 1890)
  • 1981 – Bill Shankly, Scottish footballer and manager (b. 1913)
  • 1982 – Monty Stratton, American baseball player and coach (b. 1912)
  • 1986 – Prince George Valdemar of Denmark (b. 1920)
  • 1987 – Henry Ford II, American businessman (b. 1917)
  • 1988 – Charles Addams, American cartoonist (b. 1912)
  • 1989 – Gussie Busch, American businessman (b. 1899)
  • 1989 – Georges Ulmer, Danish-French singer-songwriter and actor (b. 1919)
  • 1993 – Gordon Douglas, American actor, director, and screenwriter (b. 1907)
  • 1997 – Roy Lichtenstein, American painter and sculptor (b. 1923)
  • 1998 – Tom Bradley, American lieutenant and politician, 38th Mayor of Los Angeles (b. 1917)
  • 1999 – Jean-Louis Millette, Canadian actor (b. 1935)
  • 2000 – John Grant, English journalist and politician (b. 1932)
  • 2001 – Mabel Fairbanks, American figure skater and coach (b. 1915)
  • 2001 – Nguyễn Văn Thiệu, Vietnamese general and politician, 5th President of South Vietnam (b. 1923)
  • 2004 – Richard Sainct, French motorcycle racer (b. 1970)
  • 2004 – Patrick Wormald, English historian (b. 1947)
  • 2005 – Patrick Caulfield, English painter and academic (b. 1936)
  • 2005 – Austin Leslie, American chef and author (b. 1934)
  • 2006 – Walter Hadlee, New Zealand cricketer and manager (b. 1915)
  • 2006 – Michael A. Monsoor, American soldier, Medal of Honor recipient (b. 1981)
  • 2006 – Louis-Albert Vachon, Canadian cardinal (b. 1912)
  • 2007 – Lois Maxwell, Canadian actress (b. 1927)
  • 2007 – Yıldırım Aktuna, Turkish psychiatrist and politician, Turkish Minister of Health (b. 1930)
  • 2008 – Hayden Carruth, American poet and critic (b. 1921)
  • 2009 – Pavel Popovich, Ukrainian general, pilot, and astronaut (b. 1930)
  • 2010 – Tony Curtis, American actor (b. 1925)
  • 2010 – Greg Giraldo, American comedian, actor, and screenwriter (b. 1965)
  • 2011 – Sylvia Robinson, American singer-songwriter and producer (b. 1936)
  • 2012 – Hathloul bin Abdulaziz Al Saud, Saudi Arabian prince (b. 1942)
  • 2012 – Neil Smith, Scottish geographer and academic (b. 1954)
  • 2012 – Arthur Ochs Sulzberger, American publisher (b. 1926)
  • 2012 – Malcolm Wicks, English academic and politician (b. 1947)
  • 2013 – Harold Agnew, American physicist and engineer (b. 1921)
  • 2013 – Anton Benning, German lieutenant (b. 1918)
  • 2013 – Pete T. Cenarrusa, American soldier, pilot, and politician, Secretary of State of Idaho (b. 1917)
  • 2013 – Carl Joachim Classen, German scholar and academic (b. 1928)
  • 2013 – L. C. Greenwood, American football player (b. 1946)
  • 2013 – Bob Kurland, American basketball player and politician (b. 1924)
  • 2014 – Miguel Boyer, Spanish economist and politician (b. 1939)
  • 2014 – Andreas Fransson, Swedish skier (b. 1983)
  • 2014 – Stan Monteith, American surgeon and author (b. 1929)
  • 2014 – Luis Nishizawa, Mexican painter and educator (b. 1918)
  • 2014 – John Ritchie, New Zealand composer and educator (b. 1921)
  • 2014 – George Shuba, American baseball player (b. 1924)
  • 2015 – Nawwaf bin Abdulaziz Al Saud, Saudi Arabian prince (b. 1932)
  • 2015 – Hellmuth Karasek, Czech-German journalist, author, and critic (b. 1934)
  • 2015 – William Kerslake, American wrestler and engineer (b. 1929)
  • 2015 – Jean Ter-Merguerian, French-Armenian violinist (b. 1935)
  • 2015 – Phil Woods, American saxophonist, composer, and bandleader (b. 1931)
  • 2016 – Miriam Defensor Santiago, Filipina politician (b. 1945)
  • 2017 – Tom Alter, Indian actor (b. 1950)
  • 2018 – Otis Rush, American blues guitarist and singer (b. 1934)

Holidays and observances on September 29

  • Christian feast day:
    • Rhipsime
    • September 29 (Eastern Orthodox liturgics)
    • the Archangels Michael, Gabriel, and Raphael. One of the four quarter days in the Irish calendar. (England and Ireland). Called Michaelmas in some western liturgical traditions
  • Day of Machine-Building Industry Workers (Russia)
  • Inventors’ Day (Argentina)
  • Victory of Boquerón Day (Paraguay)
  • World Heart Day

September 29 – History, Events, Births, Deaths, Holidays and Observances On This Day Read More »

On This Day, Uncategorized

General Science & Ability MCQs (Natural Hazards and Disasters, Set-II)

Click HERE for previous questions.

An example of a shield volcano is
(a) Mount Fuji
(b) Mount Pinatubo
(c) Puy de Dome
(d) Mauna Loa
Answer: (d)
Mauna Loa is one of five volcanoes that form the Island of Hawaii in the U.S. state of Hawaii in the Pacific Ocean.Mauna Loa is a shield volcano that has erupted some three dozen times since its first well-documented eruption in 1843

Volcanoes that have erupted in historic times and are still likely to erupt, are known as
(a) Active volcanoes
(b) Dormant volcanoes
(c) Extinct volcanoes
(d) Instinct volcanoes
Answer: (b)

Top of magma is forced onto Earth’s surface is known as
(a) Vent
(b) Cone
(c) Pipe
(d) Crater
Answer: (d)
A volcanic crater is a roughly circular depression in the ground caused by volcanic activity. It is typically a bowl-shaped feature within which occurs a vent or vents

Volcano that forms from column of magma is called a/an
(a) underwater volcano
(b) convergent volcano
(c) divergent volcano
(d) hot spot volcano
Answer: (d)

Reference to how thick a liquid is known as
(a) density
(b) conductivity
(c) viscosity
(d) volatility
Answer: (c)

Fluidity of lava is determined by amount of
(a) copper
(b) iron
(c) nickel
(d) silica
Answer: (d)

A flash flood is a flood that:
(a) is caused by heavy rain rather than from the flooding of a river
(b) occurs in urban areas
(c) occurs suddenly and unexpectedly and for a short duration
(d) is caused by the blocking of drains.
Answer: (c)
Flash floods are defined by the speed of flooding, not the source or location of flooding. While flash floods are often caused by heavy rainfall, they can also result from other events, such as drain blockages and bursts or the flooding of a river.

Monsoon is caused by: (CSS-2009)
(a) Seasonal reversal of winds
(b) Revolution of earth
(c) Movement of clouds
(d) Rise in temperature
(e) Rain forests
Answer: (a)
The monsoon, which is essentially the seasonal reversal in wind direction, causes most of the rainfall received in Pakistan and some other parts of the world. The primary cause of monsoons is the difference between annual temperature trends over land and sea. The apparent position of the Sun with reference to the Earth oscillates from the Tropic of Cancer to the Tropic of Capricorn. Thus the low pressure region created by solar heating also changes latitude. The northeast and southeast trade winds converge in this low pressure zone, which is also known as the Intertropical Convergence Zone or ITCZ. This low pressure regions sees continuous rise of moist wind from the sea surface to the upper layers of the atmosphere, where the cooling means the air can no longer hold so much moisture resulting in precipitation. The rainy seasons of East Asia, sub-Saharan Africa, Australia and the southern parts of North America coincide with the shift of ITCZ towards these regions.

A flood can vary in:
(a) size
(b) speed of water flow
(c) duration
(d) all of the above.
Answer: (d)
The size, duration and water flow speed of floods can vary. The volume, rate of rise and areal extent (i.e. the total area under flood waters) of flooding can also vary.

When a river’s water level reaches 10 meters, this means that:
(a) the water level is 10 meters above an arbitrary ‘zero’ level
(b) the water level is 10 meters above mean sea level
(c) the water level is 10 meters above mean sea level or an arbitrary ‘zero’ level
(d) it will flood.
Answer: (c)
River height is the level of water in a river as measured by a river gauging station and is expressed in meters above either the Australian Height Datum (i.e. mean sea level) or an alternative arbitrary ‘zero’ level, depending on the location.

The size of a flood is measured by:
(a) the rate of flow of water in a waterway or river
(b) the level of water in a waterway or river
(c) a river gauging station
(d) all of the above.
Answer: (d)
The size of a flood can be measured by the highest level that water in a waterway reaches, referred to as the ‘peak water level’ or ‘flood peak’. It can also be measured by the maximum water flow rate in a waterway, referred to as the ‘peak flow rate’ or ‘peak water flow’. Each of these variables can be measured using a river gauging station.

Which of the following is associated with a La Niña event?
(a) The Southern Oscillation Index (SOI) is strongly negative.
(b) The ocean surface off the coast of South America is warmer than usual.
(c) There is an increased chance of above average rainfall in eastern Australia.
(d) All of the above.
Answer: (c)
In a La Niña event, the equatorial ocean surface off the coast of South America is abnormally cool, and the SOI is strongly positive. Trade winds blow strongly across the warm Pacific, picking up plenty of moisture and increasing the likelihood of above average rainfall in eastern Australia.

Which of the following potentially affects the size of a flood?
(a) bridges and other structures in waterways
(b) the size and windiness of a river
(c) vegetation in and around a river
(d) all of the above.
Answer: (d)
Many factors can affect the size of a flood, including rainfall intensity, weather conditions prior to a rainfall event, tidal and storm surges, dams and other man-made and natural water storages, catchment size and shape, soil types in a catchment, vegetation in and around a waterway, the size and windiness of a waterway, levees, bridges and other structures in waterways and catchments, and urbanization.

Seasons are generated by (CSS-2012)
(a) The movement of sun around the Milky Way
(b) The movement of the earth around the sun
(c) Relativistic Quantum
(d) None of these
Answer: (b)

The 2010 floods had cost the Pakistan’s economy around
(a) $17b
(b) $11b
(c) $10b
(d) $13b
Answer: (c)
It estimates that just a little less than 1pc of Pakistan’s GDP is exposed to river floods every year. It is ranked 16th by the WRI on the list of the top 20 countries with the highest GDP exposure to river floods.
The World Resources Institute (WRI) says Pakistan falls 5th on the list of top 15 countries that account for 80pc of the population exposed to river-flood risk worldwide.

In Pakistan, the most expensive natural disaster is:
(a) Drought
(b) Floods
(c) Bushfires
(d) Cyclones.
Answer: (b)
Pakistan faces a major financing challenge arising from natural catastrophes, with flooding causing an estimated annual economic impact of between three and four per cent of the federal budget,” adds the report. It estimates the annual economic impact of flooding at between $1.2bn and $1.8bn, or 0.5-0.8pc of GDP.

Which of the following is an environmental consequence of floods?
(a) dispersal of weed species
(b) erosion of soil
(c) release of pollutants into waterways
(d) all of the above.
Answer: (d)
Floods can have negative environmental consequences, such as soil erosion, release of pollutants and excess sediments and nutrients into waterways and the ocean, dispersal of weed species, and negative impacts on fish and other aquatic life. Floods can also have positive environmental consequences, such as recharging groundwater systems, filling wetlands, moving useful nutrients around the landscape, and triggering breeding events (for example, of water birds).

Which of the following is used to estimate which areas will be inundated during a flood, based on river height information?
(a) satellite and radar images
(b) flood maps / floodplain hydraulic models
(c) river gauging stations
(d) all of the above.
Answer: (b)
Floodplain hydraulic models and flood maps are used to estimate which areas will be inundated based on river height information. Satellite and radar images, rain gauges and river gauging stations are used to estimate river heights.

Which of the following statements is false?
(a) Weather forecasts for a small region are more accurate than those for a large region.
(b) Weather forecasts are more accurate in Melbourne than in Darwin.
(c) Forecasts of temperature are more accurate than forecasts of rainfall.
(d) All of the above.
Answer: (a)
The accuracy of weather forecasts varies depending on lead time, the size of the region of interest, the weather variable being forecast, and the latitude of the region. Generally, temperature forecasts are more accurate than rainfall forecasts; the mid-latitudes are easier to forecast than the tropics; and it is generally easier to forecast rainfall over a large area (for example, a large catchment) than local rainfall (for example, a reservoir).

Which of the following is true? Flood warnings:
(a) should not be released until the information is certain
(b) should indicate what the threat is, what
(c) action should be taken, by whom and when
(d) are best if they come from a single source
(e) all of the above.
Answer: (b)
Flood warnings should provide information on what the threat is, what action should be taken, by whom and when. While it is desirable for flood warnings to be accurate, warnings are predictions about the future, so there is inevitably some uncertainty. Accuracy needs to be balanced with timeliness, to allow enough time for appropriate action. Warnings are most likely to reach different audiences and to be heeded if they come from multiple trusted sources.

Flood risk refers to:
(a) the chance of a flood occurring
(b) the number of people and properties exposed to floodwaters if a flood occurs
(c) the vulnerability of people and properties that are exposed to floodwaters
(d) all of the above.
Answer: (d)
Flood risk includes both the chance (or probability) of a flood occurring, and the consequences if a flood occurs. The consequences of a flood are in turn affected by the number of people and properties exposed to floodwaters for a flood of a particular size, and the vulnerability of those people and properties. For example, a river might burst its banks regularly, but if this flooding occurs in an isolated area where there are no people or infrastructure, then the risk is low. Similarly, a river might flood very rarely, but if many people and properties are located near this river and they live in dwellings that are vulnerable to water damage, then the flood risk will be greater.

Which of the following can reduce the risk of flooding?
(a) zonings and building regulations for new developments
(b) dams, detention basins and levees
(c) flood awareness and education programs
(d) all of the above.
Answer: (d)
Flood risk in new developments can be reduced by restricting the location of development (zonings) and placing controls (regulations) on development. In existing developed areas, risk can be reduced by modifying flood behaviour (for example, through dams, detention basins, levees, waterway modifications), property modification measures (for example, land filling, flood proofing, house raising, removing developments), and response modification measures (for example, upgrading flood evacuation routes, flood warnings, flood evacuation planning, flood education programs).

The Probable Maximum Flood is:
(a) an estimation of the largest possible flood that could occur at a particular location
(b) the maximum flood experienced in the last 100 years
(c) the maximum flood experienced in the last 200 years
(d) the maximum flood experienced since flood records have existed.
Answer: (d)
The Probable Maximum Flood (PMF) is an estimate of the largest possible flood that could occur at a particular location, under the most severe meteorological and hydrological conditions as they are currently understood.

In the future, which of the following is expected to increase the risk of flooding?
(a) population growth
(b) urbanization
(c) climate change
(d) all of the above.
Answer: (d)
In the future, climate change is likely to result in an increased chance of flash floods and coastal inundation. Australia’s growing population and urbanization are likely to place increased pressure on our waterways and to increase the chance of flooding in cities and the number of properties and people exposed to floodwaters.

In the future, which of the following is unlikely?
(a) There will be an increased chance of flash flooding and coastal inundation.
(b) Flood risk will increase due to population growth and urbanization.
(c) Improvements in flood forecasting and warning technologies will reduce the impacts of floods.
(d) We will be able to eliminate the risk of flooding.
Answer: (d)
It is not possible to eliminate the risk of flooding. Indeed, it is likely that flood risk will increase in the future due to climate change, population growth and urbanization. However, we can better manage flood risk through improvements in flood forecasting and warning technologies, as well as improved land use planning, floodplain management and integrated water management.

Higher level of floods and droughts are led by
(a) sand storms
(b) lower precipitation
(c) higher precipitation
(d) none of the above
Answer: (c)

Approximately how fast do tsunami waves travel in the open ocean?
(a) 100 km/hour
(b) 1600 km/hour
(c) 200 km/hour
(d) 400 km/hour
(e) 800 km/hour
Answer: (e)

Tsunami waves travel between 500 and 950 km/hour.
What can cause a tsunami?
(a) Landslide
(b) Underwater earthquake
(c) Volcanic eruption
(d) All of the above
Tsunamis are usually generated by undersea earthquakes at tectonic plate boundaries, but they can also be triggered by underwater landslides, volcanic eruptions, or even a giant meteor impact with the ocean.

Do all undersea earthquakes trigger a tsunami?
(a) Yes
(b) No
Answer: (b)
An undersea earthquake creates a tsunami only if it is of sufficient force and there is a violent enough movement of the seafloor to displace a massive amount of water.

What does the word “tsunami” mean in Japanese?
(a) Tidal wave
(b) Harbor wave
(c) Killer wave
(d) Century wave
Answer: (b)
English word “tsunami” comes from the Japanese term for “harbor wave.” Tsunamis are not the same things as tidal waves and actually consist of a series of waves.

Witnesses have said that an approaching tsunami sounds like what?
(a) Firecrackers exploding
(b) A freight train
(c) Ice cracking
(d) Nothing—there is absolute silence
Answer: (b)
Many witnesses have described the sound of an approaching tsunami as being similar to a freight train’s.

What is the most active tsunami area?
(a) Pacific Ocean
(b) Caribbean Sea
(c) Indian Ocean
(d) North Atlantic Ocean
Answer: (a)
Most tsunamis, about 80 percent, happen within the Pacific Ocean’s Ring of Fire, a geologically active area where tectonic shifts make volcanoes and earthquakes common.

What is the deadliest tsunami ever recorded?
(a) The 1782 South China Sea tsunami
(b) The 1868 northern Chile tsunami
(c) The 1883 South Java Sea tsunami
(d) The 2004 Indian Ocean tsunami
Answer: (d)
In 2004 more than 200,000 people—the most ever recorded—died in an Indian Ocean tsunami that was triggered by an earthquake off Sumatra, Indonesia.

How fast can a tsunami travel?
(a) Up to 100 miles an hour (160 kilometers an hour)
(b) Up to 200 miles an hour (320 kilometers an hour)
(c) Up to 500 miles an hour (800 kilometers an hour
(d.) Up to 1,000 miles an hour (1,600 kilometers an hour)
Answer: (c)
Tsunamis race across the sea at up to 500 miles (805 kilometers) an hour—about as fast as a jet airplane. At that pace they can cross the entire expanse of the Pacific Ocean in less than a day.

Can you detect a tsunami in the open ocean?
(a) Yes
(b) No
Answer: (b)
No. In the open ocean, the wave length of a tsunami is hundreds of miles long and only a few feet high. Boaters are safer out at sea during a tsunami than close to shore or tied up at port.

Where was the largest tsunami in history recorded?
(a) India
(b) Philippines
(c) Chile
(d) Japan
Answer: (d)
In 1971 a wall of water 278 feet (84.7 meters) high surged past Ishigaki Island, Japan. It moved a 750-block of coral 1.5 miles (2.4 kilometers) closer to shore but did little other damage.

What is frequently a warning sign of an impending tsunami?
(a) Winds suddenly change direction
(b) The sky suddenly clears
(c) Seawater suddenly retreats from the shore
(d) All of the above
Answer: (c)
If the tsunami’s trough reaches shore first, it sucks the water seaward, exposing the seafloor suddenly. The wave’s crest usually hits shore about five minutes later. Recognizing this phenomenon—and getting to higher ground immediately—can save lives.

Which one of the following is an example of non-renewable resources?
(a) Wind
(b) Water
(c) Vegetation
(d) Coal and minerals
Answer: (d)

Which of the following is a renewable resource?
(a) Soil
(b) Water
(c) Flora and fauna
(d) All the above
Answer: (d)

_____ of stratosphere provides protection to our life.
(a) Nitrogen
(b) Hydrogen
(c) Ozone
(d) Argon
Answer: 3

The life supporting gases such as O2, CO2 and N2 are chiefly concentrated in the_______.
(a) Troposphere
(b) Exosphere
(c) Homosphere
(d) Stratosphere
Answer: (a)

Which of the following soil is the best for plant growth?
(a) Sandy soil
(b) Clay
(c) Gravel
(d) Loamy soil
Answer: (d)

Both power and manure are provided by _______.
(a) Thermal plants
(b) Nuclear plants
(c) Biogas plants
(d) Hydroelectric plants
Answer: (c)

In the atmosphere, the layer above the troposphere is _____.
(a) Stratosphere
(b) Exosphere
(c) Mesosphere
(d) Thermosphere
Answer: (a)

______ is the major raw material for biogas.
(a) Plant leaves
(b) Cow dung
(c) Mud
(d) Grass
Answer: (b)

A biosphere reserve conserves and preserves_______.
(a) Wild animals
(b) Wild land
(c) Natural vegetation
(d) All the above
Answer: (d)

Atomic energy is obtained by using ores of_______.
(a) Copper
(b) Uranium
Answer: (b)

Sanctuaries are established to_______.
(a) Rear animals for milk
(b) Entrap animals
(c) Protect animals
(d) None of the above
Answer: (c)
An animal sanctuary is a facility where animals are brought to live and be protected for the rest of their lives. Unlike animal shelters, sanctuaries do not seek to place animals with individuals or groups, instead maintaining each animal until his or her natural death. At present there are 99 Wildlife Sanctuaries in Pakistan

The death of the last individual of a species is called_______.
(a) Extinction
(b) Clad
(c) Neither (a) nor (b)
(d) Species diversity
Answer: (a)
In biology and ecology, extinction is the end of an organism or of a group of organisms (taxon), normally a species. The moment of extinction is generally considered to be the death of the last individual of the species, although the capacity to breed and recover may have been lost before this point.

Which one of the following is not a fossil fuel?
(a) Natural gas
(b) Petrol
(c) Coal
(d) Uranium
Answer: (d)
Fossil fuels are sources of energy that have developed within the earth over millions of years. Because fossil fuels – oil, natural gas, and coal – take so long to form, they are considered nonrenewable

Biogas generation is mainly based on the principle of_______.
(a) Fermentation
(b) Degradation
(c) Putrification
(d) Both (a) and (b)
Answer: (a)
The biogas plant operating on the principle of a wet anaerobic fermentation process was selected for the determination of the composition of in-put raw material which is determinative for the final biogas quality. The biogas plant is designed as an accumulation through-flow device. The biogas production takes place during the wet fermentation process in the mesophile operation (average temperature 40°C). The produced biogas is used in a cogeneration unit. The biogas plant operates in automatic mode.

Floods can be prevented by_______.
(a) Afforestation
(b) Cutting the forests
(c) Tilling the land
(d) Removing the top soil
Answer: (a)
Afforestation is the establishment of a forest or stand of trees in an area where there was no forest. Reforestation is the reestablishment of forest cover, either naturally (by natural seeding, coppice, or root suckers) or artificially (by direct seeding or planting).
Afforestation Trees are planted near to the river. This means greater interception of rainwater and lower river discharge. This is a relatively low cost option, which enhances the environmental quality of the drainage basin.

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General Knowledge, MCQs / Q&A

General Science & Ability | Constituents and Structure Solved MCQs (Set-III)

Click HERE for Q.No.1-50
Click HERE for Q.No.51-100

101) Which type of star is maintained by the pressure of an electron gas?
(a) Main Sequence Star
(b) White Dwarf
(c) Neutron Star
(d) Black Hole
Answer: (b)
White dwarfs are stars supported by pressure of degenerate electron gas. i.e. in their interiors thermal energy kT is much smaller then Fermi energy Ep. We shall derive the equations of structure of white dwarfs, sometimes called degenerate dwarfs, in the limiting case when their thermal pressure may be neglected, but the degenerate electron gas may be either non-relativistic. somewhat relativistic. or ultra-relativistic.

102) Which of the following first hypothesized that the Earth orbited the sun?
(a) Alexander the Great
(b) Copernicus
(c) Socrates
(d) Tycho Brahe
Answer: (b)
Nicolaus Copernicus was a Renaissance mathematician and astronomer who formulated a model of the universe that placed the Sun rather than the Earth at the center of the universe.

103) The LAST manned moon flight was made in what year?
(a) 1971 (b) 1972
(c) 1973 (d) 1974
Answer: (b)
The last manned landing Apollo 17 on the Moon to date, which took place on December 11, 1972, was made by Commander Eugene Cernan and lunar module pilot Harrison Schmitt who was also the first scientist on the Moon.

104) A planet is said to be at aphelion when it is:
(a) closest to the sun
(b) farthest from the sun
(c) at it’s highest point above the ecliptic
(d) at it’s lowest point below the ecliptic
Answer: (b)

105) The word Albedo refers to which of the following?
(a) The wobbling motion of a planet
(b) The amount of light a planet reflects
(c) The phase changes of a planet
(d) The brightness of a star
Answer: (b)
Albedo is a measure of the reflectivity of a surface. The albedo effect when applied to the Earth is a measure of how much of the Sun’s energy is reflected back into space. Overall, the Earth’s albedo has a cooling effect. (The term ‘albedo’ is derived from the Latin for ‘whiteness’).

106) A pulsar is actually a:
(a) black hole
(b) white dwarf
(c) red giant
(d) neutron star
Answer: (d)

107) Astronomers use Cepheid’s principally as measures of what? Is it:
(a) size
(b) speed
(c) chemical composition
(d) distance
Answer: (d)

108) Where are most asteroids located? Is it between:
(a) Jupiter and Saturn
(b) Mars and Venus
(c) Earth and Mars
(d) Mars and Jupiter
Answer: (d)

109) The precession of the Earth refers to the:
(a) change from night to day.
(b) Earth’s motion around the sun.
(c) change in orientation of the Earth’s axis.
(d) effect of the moon on the Earth’s orbit.
Answer: (c)
Precession is the change in orientation of the Earth’s rotational axis. The precession cycle takes about 19,000 – 23,000 years. Precession is caused by two factors: a wobble of the Earth’s axis and a turning around of the elliptical orbit of the Earth itself (Thomas, 2002). Obliquity affected the tilt of the Earth’s axis, precession affects the direction of the Earth’s axis. The change in the axis location changes the dates of perihelion (closest distance from sun) and aphelion (farthest distance from sun), and this increases the seasonal contrast in one hemisphere while decreasing it in the other hemisphere ( Kaufman, 2002). currently, the Earth is closest to the sun in the northern hemisphere winter, which makes the winters there less severe (Thomas, 2002). Another consequence of precession is a shift in the celestial poles. 5000 years ago the North Star was Thuban in the constellation Draco. Currently the North Star is Polaris in the constellation Ursa Minor.

110) The Magellanic cloud is a:
(a) nebula
(b) galaxy
(c) super nova remnant
(d) star cluster
Answer: (b)

111) The comet known as Halley’s Comet has an average period of:
(a) 56 years
(b) 66 years
(c) 76 years
(d) 86 years
Answer: (c)
Halley’s Comet orbits the Sun every 76.0 years and has an orbital eccentricity of 0.97. Comet Halley was visible in 1910 and again in 1986. Its next perihelion passage will be in early 2062.

112) Which one of the following planets has no moons?
(a) Mars
(b) Neptune
(c) Venus
(d) Jupiter
Answer: (c)

113) The rocks that enter the earth’s atmosphere and blaze a trail all the way to the ground and do not burn up completely are known as:
(a) meteorites
(b) meteors
(c) asteroids
(d) none of these
Answer: (a)
A meteorite is a solid piece of debris from an object, such as a comet, asteroid, or meteoroid, that originates in outer space and survives its passage through the Earth’s atmosphere and impact with the Earth’s surface

114) 95% of the Martian atmosphere is composed of what substance?
(a) Carbon dioxide
(b) Nitrogen
(c) Argon
(d) Carbon monoxide
Answer: (a)
The atmosphere of Mars is about 100 times thinner than Earth’s, and it is 95 percent carbon dioxide.

115) What is the motion called when a planet seems to be moving westward in the sky?
(a) Retrograde
(b) Parallax
(c) Opcentric
(d) Reverse parallax
Answer: (a)
Retrograde motion, in astronomy, describes the orbit of a celestial body that runs counter to the direction of the spin of that body which it orbits. Apparent retrograde motion, in astronomy, is the apparent motion of planets as observed from a particular vantage point.

116) In what year did Galileo first use an optical telescope to study the moon?
(a) 1492 (b) 1611
(c) 1212 (d) 1743
Answer: (b)

117) Geocentric means around:
(a) Jupiter (b) the Earth
(c) the Moon (d) the Sun
Answer: (b)

118) The Pythagoreans appear to have been the first to have taught that the Earth is:
(a) at the center of the Universe.
(b) spherical in shape.
(c) orbits around the sun.
(d) flat with sharp edges.
Answer: (b)

119) A device which would not work on the Moon is:
(a) thermometer
(b) siphon
(c) spectrometer
(d) spring balance
Answer: (b)
Siphons will not work in the International Space Station where there is air but no gravity, but neither will they work on the Moon where there is gravity but no air

120) Of the following colors, which is bent least in passing through aprism?
(a) orange (b) violet
(c) green (d) red
Answer: (d)

121) In a reflecting telescope where in the tube is the objective mirror placed?
(a) the top to the tube
(b) the middle of the tube
(c) the bottom of the tube
(d) the side of the tube
Answer: (c)

122) What does it mean when someone says that comets have eccentric orbits? Does it mean
(a) they have open orbits
(b) they have nearly circular orbits
(c) their orbits are unpredictable
(d) the sun is far from the foci of their orbits
Answer: (d)

123) What causes the gas tail of a comet to always point away from the sun?
(a) solar wind
(b) air pressure
(c) centrifugal force
(d) gravity
Answer: (a)

124) What are Saturn’s rings composed of?
(a) completely connected solid masses
(b) billions of tiny solid particles
(c) mixtures of gases
(d) highly reflective cosmic clouds
Answer: (b)

125) Of the following, which is the only planet which CANNOT be seen with the unaided eye?
(a) Jupiter
(b) Mars
(c) Neptune
(d) Saturn
Answer: (c)
The ice giant Neptune was the first planet located through mathematical predictions rather than through regular observations of the sky. Nearly 4.5 billion kilometers (2.8 billion miles) from the Sun, Neptune orbits the Sun once every 165 years. It is invisible to the naked eye because of its extreme distance from Earth. In 2011 Neptune completed its first orbit since its discovery in 1846.

126) Accretion is:
(a) the gradual accumulation of matter in one location usually due to gravity.
(b) the process of moon formation for planets.
(c) the process of matter accumulation due to centripetal force.
(d) the disintegration of matter.
Answer: (b)

127) A blue shift means a Doppler shift of light from a(an)
(a) receding star.
(b) blue star.
(c) approaching star.
(d) fixed star.
Answer: (c)
In the Doppler effect for visible light, the frequency is shifted toward the blue end of the spectrum when the light source (such as a star) is approaching.

128) The first and largest asteroid discovered was:
(a) Pallas.
(b) Juno.
(c) Ceres.
(d) Trojan.
Answer: (c)

129) The Crab Nebula consists of the remnants of a supernova which was observed by:
(a) Brahe in 1572.
(b) Kepler and Galileo in 1604.
(c) the Chinese in 1054 A.D.
(d) several ancient civilizations in 236 B.C.
Answer: (c)
The Crab Nebula, the result of a supernova noted by Earth-bound chroniclers in 1054 A.D., is filled with mysterious filaments that are are not only tremendously complex, but appear to have less mass than expelled in the original supernova and a higher speed than expected from a free explosion. The Crab Nebula spans about 10 light-years. In the nebula’s very center lies a pulsar: a neutron star as massive as the Sun but with only the size of a small town. The Crab Pulsar rotates about 30 times each second.

130) The atmosphere of Venus contains mostly
(a) oxygen
(b) carbon dioxide
(c) nitrogen
(d) water
Answer: (b)
The atmosphere of Venus is composed of about 96% carbon dioxide, with most … various other corrosive compounds, and the atmosphere contains little water.

131) On the celestial sphere, the annual path of the Sun is called
(a) the eclipse path.
(b) ecliptic.
(c) diurnal.
(d) solstice.
Answer: (b)
The ecliptic is an imaginary line on the sky that marks the annual path of the sun. It is the projection of Earth’s orbit onto the celestial sphere.

132) The angular distance between a planet and the Sun, as viewed from the Earth, is called
(a) angle of inclination.
(b) elongation.
(c) latitude.
(d) opposition.
Answer: (b)
Elongation is the angular distance between the sun, and another object such a moon or a planet as seen from earth. There are several special names for these angular distances. The different names of these angles depend on the status, inferior or superior, of the planet. The planets closer to the sun than the earth are called inferior planets. The planets farther away from the sun than earth are called superior planets.
Elongation is measured from earth as the angle between the sun and the planet. Sometimes the apparent relative position of a planet in relation to the sun is called the aspect, or configuration, of a planet.

133) Which of the following has the highest density?
(a) Earth
(b) Venus
(c) Mars
(d) Jupiter
Answer: (a)
Earth has the highest density of any planet in the Solar System, at 5.514 g/cm3. This is considered the standard by which other planet’s densities are measured. In addition, the combination of Earth’s size, mass and density also results in a surface gravity of 9.8 m/s². This is also used as a the standard (one g) when measuring the surface gravity of other planets.

134) Which of the following planets is NOT a terrestrial planet?
(a) Earth
(b) Jupiter
(c) Mars
(d) Mercury
Answer: (b)
The term terrestrial planet is derived from the Latin “Terra” (i.e. Earth). Terrestrial planets are therefore those that are “Earth-like”, meaning they are similar in structure and composition to planet Earth. All those planets found within the Inner Solar System – Mercury, Venus, Earth and Mars – are examples of terrestrial planets. Each are composed primarily of silicate rock and metal, which is differentiated between a dense, metallic core and a silicate mantle.

135) Why do we see lunar eclipses much more often than solar eclipses?
(a) Lunar eclipses occur more often than solar eclipses.
(b) Lunar eclipses last longer than solar eclipses.
(c) The lunar eclipse is visible to much more of the Earth than a solar eclipse.
(d) The moon is closer to the Earth than the sun.
Answer: (c)
Lunar and solar eclipses occur with about equal frequency. Lunar eclipses are more widely visible because Earth casts a much larger shadow on the Moon during a lunar eclipse than the Moon casts on Earth during a solar eclipse. As a result, we are more likely to see a lunar eclipse than a solar eclipse.

136) A star like object with a very large red shift is a
(a) Neutron star.
(b) Nova.
(c) Quasar.
(d) Supernova.
Answer: (c)
Quasars: In the 1930’s, Edwin Hubble discovered that all galaxies have a positive redshift. In other words, all galaxies were receding from the Milky Way.

137) The apparent magnitude of an object in the sky describes its
(a) Size
(b) Magnification
(c) Brightness
(d) Distance
Answer: (c)

138) The Van Allen belts are:
(a) caused by the refraction of sunlight like rainbows.
(b) charged particles trapped in the Earth’s magnetic field.
(c) caused by the reflection of polar snow.
(d) caused by precession.
Answer: (b)
The Van Allen belts are a collection of charged particles, gathered in place by Earth’s magnetic field. They can wax and wane in response to incoming energy from the sun, sometimes swelling up enough to expose satellites in low-Earth orbit to damaging radiation.

139) A coordinate system based on the ecliptic system is especially useful for the studies of
(a) Planets
(b) Stars
(c) The Milky Way
(d) Galaxies
Answer: (a)

140) The mean distance of the earth from the sun in astronomical units is:
(a) 3.7 (b) 10
(c) 1 (d) 101
Answer: (c)
In astronomy, an astronomical unit is defined as the average distance from the Sun to the Earth, or about 150 million kilometers (93 million miles). You can abbreviate astronomical unit as AU.
Since the distances in astronomy are so vast, astronomers use this measurement to bring the size of numbers down.
For example, Earth is 1 au from the Sun, and Mars is 1.523 AU. That’s much easier than saying that Mars is 227,939,000 km away from the Sun.

141) What process produces a star’s energy?
(a) hydrogen and oxygen combustion
(b) nuclear fusion
(c) neutron beta decay
(d) nuclear fission
Answer: (b)
The enormous luminous energy of the stars comes from nuclear fusion processes in their centers. Depending upon the age and mass of a star, the energy may come from proton-proton fusion, helium fusion, or the carbon cycle.

142) What is the most distant object in the sky that the human eye can see without optical instruments?
(a) The Horsehead Nebula
(b) The Andromeda Galaxy
(c) The Sagittarius Constellation
(d) The Aurora Borealis
Answer: (b)
The Andromeda Galaxy (M31) is the closest large galaxy to the Milky Way and is one of a few galaxies that can be seen unaided from the Earth. In approximately 4.5 billion years the Andromeda Galaxy and the Milky Way are expected to collide and the result will be a giant elliptical galaxy. Andromeda is accompanied by 14 dwarf galaxies, including M32, M110, and possibly M33 (The Triangulum Galaxy).

143) Which civilization developed and implemented the first solar calendar?
(a) Babylonian
(b) Greek
(c) Egyptian
(d) Aztec
Answer: (c)
A solar calendar is a calendar whose dates indicate the position of the earth on its revolution around the sun and is based on the seasonal year of approximately 365 1/4 days, the time it takes the Earth to revolve once around the Sun. The Egyptians appear to have been the first to develop a solar calendar, using as a fixed point the annual sunrise reappearance of the Dog Star — Sirius, or Sothis — in the eastern sky, which coincided with the annual flooding of the Nile River. They constructed a calendar of 365 days, consisting of 12 months of 30 days each, with 5 days added at the year’s end. The Egyptians’ failure to account for the extra fraction of a day, however, caused their calendar to drift gradually into error.

144) What is the HOTTEST region of the sun?
(a) The core
(b) The photosphere
(c) The chromospheres
(d) The corona
Answer: (d)
The corona is the outermost layer of the Sun, starting at about 1300 miles (2100 km) above the solar surface (the photosphere) The temperature in the corona is 500,000 K (900,000 degrees F, 500,000 degrees C) or more, up to a few million K. The corona cannot be seen with the naked eye except during a total solar eclipse, or with the use of a coronagraph. The corona does not have an upper limit.
A study published in 2012 in Nature Communications by researchers at Northumbria University found a possible mechanism that causes some stars to have a corona that is almost 200 times hotter than their photosphere (the star’s surface).

145) The same side of the moon always faces the Earth because:
(a) the moon is not rotating about its axis.
(b) the moon’s motion was fixed at its creation by the laws of inertia.
(c) tidal forces keep the moon’s rotation and orbiting motion in sync with each other.
(d) the moon’s magnetic poles keep aligned with the Earth’s magnetic field.
Answer: (b)

146) The resolving power of a telescope depends on the:
(a) focal ratio
(b) diameter of the objective
(c) magnification
(d) focal length
Answer: (b)
The resolving power of a telescope depends on the diameter of the telescope’s light-gathering apparatus, or objective. In a refracting telescope, the objective lens is the first lens the light passes through. In a reflecting telescope, the objective is the telescope’s primary mirror. In a Schmidt-Cassegrain telescope, the objective is also the primary mirror. As the diameter of the telescope’s objective increases, the resolving power increases.

147) On a clear, dark, moonless night, approximately how many stars can be seen with the naked eye?
(a) 300 (b) 1,000
(c) 3,000 (d) 10,000
Answer: (c)
On any clear dark moonless night a person can see about 3000 stars of our galaxy without the aid of a telescope

148) The study of the origin and evolution of the universe is known as:
(a) Tomography
(b) cystoscopy
(c) cryology
(d) cosmology
Answer: (d)
Cosmology is the branch of astronomy involving the origin and evolution of the universe, from the Big Bang to today and on into the future. According to NASA, the definition of cosmology is “the scientific study of the large scale properties of the universe as a whole.”

149) According to Kepler’s Laws, all orbits of the planets are:
(a) ellipses
(b) parabolas
(c) hyperbolas
(d) square
Answer: (a)
Johannes Kepler, working with data painstakingly collected by Tycho Brahe without the aid of a telescope, developed three laws which described the motion of the planets across the sky.
1. The Law of Orbits: All planets move in elliptical orbits, with the sun at one focus.
2. The Law of Areas: A line that connects a planet to the sun sweeps out equal areas in equal times.
3. The Law of Periods: The square of the period of any planet is proportional to the cube of the semimajor axis of its orbit.
Kepler’s laws were derived for orbits around the sun, but they apply to satellite orbits as well.

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General Knowledge, MCQs / Q&A

Constituents and Structure Solved MCQs (Set-II) | General Science & Ability

Click HERE for Q. No.1-50.

51) Planets are always small compared with stars because otherwise ______.
( a) the rotation of the planets would cause them to disintegrate
(b) the great mass of the planets would cause them to be pulled into their parent star
(c) the great mass of the planets would prevent them from being held in orbit and they would escape
(d) the planets would be stars themselves
Answer: (d)

52) The least likely reason why planetary systems have not been directly observed around stars other than the sun is that __
(a) Planets are small
(b) Planets shine by reflected light
(c) Planetary systems are rare
(d) Other stars are far away
Answer: (c)

53) Which of the following is the correct ordering of the inner planets according to their proximity to the sun? (CSS 2012)
(a) Jupiter, Saturn , Uranus , Neptune
(b) Phobos, Deimes , Europe , Tias
(c) Mercury, Venus, Earth, Mars
(d) None of these
Answer: (c)

54) The term ‘Blue Shift’ is used to indicate: (CSS 2009)
(a) Doppler effect in which an object appears bluer when it is moving towards the observer or observer is moving towards the object.

(b) Turning a star from white to blue
(c) In future sun would become blue
(d) Black hole was blue at its start
(e) None of these
Answer: (a)

55) Which planet of our solar system is called as Morning star? (CSS 2008)
Answer: Venus

56) What is the diameter of the earth?
Answer: 12 756.2 kilometers

57) The number of natural satellites orbiting around the Mars is: (CSS 2002/2003)
(a) 1
(b) 2
(c) 5
(d) 14
Answer: (b)
Mars has two natural satellites, discovered by Asaph Hall in 1877. The innermost of these, Phobos, is about 7 mi (11 km) in diameter and orbits the planet with a period far less than Mars’s period of rotation (7 hr 39 min), causing it to rise in the west and set in the east. The outer satellite, Deimos, is about 4 mi (6 km) in diameter.

58) All stars are of the same color
(False)

59) Our galaxy milky way is shaped like a large thick concave lens with a large central bulge (CSS 2002)
(True)

60) The coldest planet of the solar system is: (CSS 2000)
(a) Earth
(b) Venus
(c) Neptune d) Pluto
(e) None of these
Answer: (c)
In the past, the title for “most frigid body” went to Pluto, as it was the farthest then-designated planet from the Sun. However, due to the IAU’s decision in 2006 to reclassify Pluto as a “dwarf planet”, the title has since passed to Neptune. As the eight planet from our Sun, it is now the outermost planet in the Solar System, and hence the coldest.

61) Venus is the smallest planet of the solar system. (CSS 1999)
(False)

62) Black hole is a hypothetical region of space having a gravitational pull so great that no matter or radiation can escape from it. (CSS 1998)

63) Our solar system has about — satellites. (CSS 1996)
(a) 35
(b) 179
(c) 96
(d) None of these
Answer: (b)
In the Solar System, there are 179 satellites. A majority of those moons belong to the planet of Jupiter, the second most belonging to Saturn. The largest of these moons is Ganymede, which is one of the Galilean Moons.

64) ——- cannot be nominated for the Nobel Prize. (CSS 1996)
(a) Physicists
(b) Economists
(c) Astronomers
(d) None of these
Answer: (c)

65) The largest planet of the solar system is Jupiter. (CSS 1995)

66) Planet Mars has (CSS 1995)
(a) 1 Moon
(b) 2 Moons
(c) 4 Moons
(d) None of these
Answer: (b)
The moons of Mars are Phobos and Deimos. Both moons were discovered in 1877 by Asaph Hall Asaph Hall was about to give up his frustrating search for a Martian moon one August night in 1877, but his wife Angelina urged him on. He discovered Deimos the next night, and Phobos six nights after that. Ninety-four years later, NASA’s Mariner 9 spacecraft got a much better look at the two moons from its orbit around Mars. The dominant feature on Phobos, it found, was a crater 10 km (6 miles) wide — nearly half the width of the moon itself. It was given Angelina’s maiden name: Stickney.

67) Where do most of Asteroids lie? (CSS 2007)
(a) In asteroid belt between the orbits of Mars and Jupiter
(b) In asteroid belt between the orbits of Mars and Venus
(c) In asteroid belt between the orbits of Jupiter and Venus
(d) Everywhere in the sky
(e) None of these
Answer: (a)

68) This is the measure of moisture in the air.
(a) Temperature
(b) Humidity
(c) Altitude
(d) None of these
Answer: (b)

69) This is the greatest amount of water vapor the air could hold at a certain temperature
(a) Absolute humidity
(b) Relative humidity
(c) Variable humidity
(d) None of these
Answer: (a)
Absolute humidity is the measure of water vapor (moisture) in the air, regardless of temperature. It is expressed as grams of moisture per cubic meter of air (g/m3).
The maximum absolute humidity of warm air at 30°C/86°F is approximately 30g of water vapor – 30g/m3. The maximum absolute humidity of cold air at 0°C/32°F is approximately 5g of water vapor – 5g/m3.

70) This is how much actual water vapor is in the air at a certain temperature.
(a)Absolute humidity
(b) Relative humidity
(c) Variable
(d) None of these
Answer: (b)
Relative humidity also measures water vapor but RELATIVE to the temperature of the air. It is expressed as the amount of water vapor in the air as a percentage of the total amount that could be held at its current temperature.

71) Humidity is measured with a
(a) Barometer
(b) Thermometer
(c) Hygrometer
(d) None of these
Answer: (c)

72) Founder of modern astronomy was: (CSS-2009)
(a) Archimedes
(b) William Gilbert
(c) Nicolas Copernicus
(d) Michael Faraday
(e) None of these
Answer: (c)

73) The most splendid and the most magnificent constellation on the sky is: (CSS-2009)
(a) Orion
(b) Columbia
(c) Canis Major
(d) Taurus
(e) None of these
Answer: (a)
(Canis Major is a constellation in the southern sky. Its name means “the greater dog” in Latin.) Orion, which is located on the celestial equator, is one of the most prominent and recognizable constellations in the sky and can be seen throughout the world.

74) Which of the following explains the reason why there is no total eclipse of the sun? (CSS-2009)
(a) Size of the earth in relation to that of moon
(b) Orbit of moon around earth
(c) Direction of rotation of earth around sun
(d) Area of the sun covered by the moon
(e) None of these
Answer: (b)

75) Where do most of Asteroids lie? (CSS-2009)
(a) In asteroid belt between the orbits of Mars and Jupiter
(b) In asteroid belt between the orbits of Mars and Venus
(c) In asteroid belt between the orbits of Jupiter and Venus
(d) Everywhere in the sky
(e) None of these
Answer: (a)
Most asteroids lie in a vast ring between the orbits of Mars and Jupiter. This main asteroid belt holds more than 200 asteroids larger than 60 miles (100 kilometers) in diameter. Scientists estimate the asteroid belt also contains more than 750,000 asteroids larger than three-fifths of a mile (1 km) in diameter and millions of smaller ones. Not everything in the main belt is an asteroid — for instance, comets have recently been discovered there, and Ceres, once thought of only as an asteroid, is now also considered a dwarf planet.

76) The largest circular storm in our solar system is on the surface of which of the following planets?
(a) Jupiter
(b) Venus
(c) Uranus
(d) Earth
Answer: (a)
Jupiter boasts the largest storm in the Solar System . It is called the Great Red Spot and has been observed for hundreds of years that kind of storm is dwarfed by the Great Red Spot, a gigantic storm in Jupiter. There, gigantic means twice as wide as Earth. Today, scientists know the Great Red Spot is there and it’s been there for a while, but they still struggle to learn what causes its swirl of reddish hues.

77) The biggest asteroid known is:
(a) Vesta
(b) Icarus
(c) Ceres
(d) Eros
Answer: (c)
Ceres, a dwarf planet and the largest asteroid in the solar system yet known. Discovered in 1801 and first thought to be a planet and then an asteroid, we now call Ceres a dwarf planet. Gravitational forces from Jupiter billions of years ago prevented it from becoming a full-fledged planet. But Ceres has more in common with Earth and Mars than its rocky neighbors in the main asteroid belt. There may even be water ice buried under Ceres’ crust.

78) Rounded to the nearest day, the Mercurian year is equal to:
(a) 111 days
(b) 87.97 days
(c) 50 days
(d) 25 days
Answer: (b)
Mercurian Year: A year on Mercury takes 87.97 Earth days; it takes 87.97 Earth days for Mercury to orbit the sun once

79) One of the largest volcanoes in our solar system-if not the largest-is named Olympus Mons. This volcano is located on:
(a) Jupiter’s moon Callisto
(b) Venus
(c) Saturn’s moon Titan
(d) Mars
Answer: (d)
Olympus Mons is the largest volcano in the solar system. The massive Martian mountain towers high above the surrounding plains of the red planet, and may be biding its time until the next eruption. Olympus Mons rises three times higher than Earth’s highest mountain, Mount Everest, whose peak is 5.5 miles above sea level.

80) One Jupiter day is equal to which of the following?
(a) 30 hrs 40 min
(b) 9 hrs 50 min
(c) 3 hrs 20 min
(d) 52 hrs 10 min
Answer: (b)

81) The time interval between two successive occurrences of a specific type of alignment of a planet (or the moon) with the sun and the earth is referred to as:
(a) a conjunction
(b) an opposition
(c) a sidereal period
(d) a synodic period.
Answer: (d)
Synodic period , in astronomy, length of time during which a body in the solar system makes one orbit of the sun relative to the earth, i.e. The synodic period of the moon, which is called the lunar month, or lunation, is 291/2 days long; it is longer than the sidereal month.

82) Of the following four times, which one best represents the time it takes energy generated in the core of the sun to reach the surface of the sun and be radiated?
(a) Three minutes
(b) Thirty days
(c) One thousand years
(d) One million years
Answer: (d)

83) The sunspot cycle is:
(a) 3 years
(b) 11 years
(c) 26 years
(d) 49 years
Answer: (b)

The amount of magnetic flux that rises up to the Sun’s surface varies with time in a cycle called the solar cycle. This cycle lasts 11 years on average. This cycle is sometimes referred to as the sunspot cycle.

84) The Hertzsprung-Russel Diagram of stars DIRECTLY compares what TWO of the following properties of stars?
(a) size
(b) temperature
(c) luminosity
(d) Both b & c
Answer: (d)
One of the most useful and powerful plots in astrophysics is the Hertzsprung-Russell diagram (hereafter called the H-R diagram). It originated in 1911 when the Danish astronomer, Ejnar Hertzsprung, plotted the absolute magnitude of stars against their color (hence effective temperature). Independently in 1913 the American astronomer Henry Norris Russell used spectral class against absolute magnitude. Their resultant plots showed that the relationship between temperature and luminosity of a star was not random but instead appeared to fall into distinct groups.

The majority of stars, including our Sun, are found along a region called the Main Sequence. Main Sequence stars vary widely in effective temperature but the hotter they are, the more luminous they are, hence the main sequence tends to follow a band going from the bottom right of the diagram to the top left. These stars are fusing hydrogen to helium in their cores. Stars spend the bulk of their existence as main sequence stars. Other major groups of stars found on the H-R diagram are the giants and supergiants; luminous stars that have evolved off the main sequence, and the white dwarfs. Whilst each of these types is discussed in detail in later pages we can use their positions on the H-R diagram to infer some of their properties.

85) The Andromeda Galaxy is which of the following types of galaxies?
(a) elliptical
(b) spiral
(c) barred-spiral
(d) irregular
Answer: (b)
The Andromeda Galaxy also known as Messier 31, M31, or NGC 224, is a spiral galaxy approximately 780 kilo parsecs (2.5 million light-years) from Earth

86) About how many light years across is the Milky Way? Is it:
(a) 1,000
(b) 10,000
(c) 100,000
(d) 1,000,000
Answer: (c)
100 000 light years across
A light-year is precisely equal to a whole number of meters, namely 9460730472580800 m or approximately 9.46073 1015 m. That’s the distance traveled by light in a vacuum, at a speed of 299792458 m/s, during a “scientific year” of 31557600 s. All these numbers are exact… In particular, “Einstein’s Constant” is exactly c = 299792458 m/s, because of the latest definition of the meter, officially adopted in 1983.

87) Who was the first man to classify stars according to their brightness. Was it:
(a) Aristarchus
(b) Pythagoras
(c) Copernicus
(d) Hipparchus
Answer: (d)
The first person to classify stars by their apparent magnitude (brightness) was Hipparchus in about 130 BC. He divided the stars into classes based on how bright they appeared in the night sky. The brightest stars were classified as magnitude 1, those that were just visible to the naked eye as magnitude 6. In practice the intensity of a magnitude 1 star is 100 times that of a magnitude 6 star, so the 5 magnitude steps correspond to a multiple of 100. For a geometric series of magnitudes each magnitude must be a times the intensity of the previous one with a5 – 100. This means that going up one magnitude increases the intensity by a factor of a = 2.51. So magnitude 3 is 2.51 times as intense as magnitude 4 and so on.

88) For what reason was the Schmidt telescope specially built? Was it to serve as:
(a) a sky camera
(b) a radio telescope
(c) an optical telescope
(d) a solar telescope
Answer: (a)

A Schmidt camera, also referred to as the Schmidt telescope, is a catadioptric astrophotographic telescope designed to provide wide fields of view with limited aberrations. The design was invented by Bernhard Schmidt in 1930.

89) The greatest distance of a planet from the sun is called what? Is it the planet’s:
(a) aphelion
(b) perihelion
(c) helix
(d) eccentricity
Answer: (a)
The closest point to the Sun in a planet’s orbit is called perihelion. The furthest point is called aphelion

90) How is the atmospheric pressure of Mars as compared to the atmospheric pressure of the earth? Is it:
(a) about the same as the earth’s
(b) about 100 times as great as the earth’s
(c) about 1/200th that of the earth’s
(d) half as much as that of the earth’s
Answer: (c)
The atmosphere and (probably) the interior of Mars differ substantially from that of the Earth. The atmosphere is much less dense and of different composition, and it is unlikely that the core is molten.
The atmosphere has a pressure at the surface that is only 1/200 that of Earth. The primary component of the atmosphere is carbon dioxide (95%), with the remainder mostly nitrogen. Seasonal heating drives strong winds that can reach 100 mph or more, stirring up large dust storms. Clouds form in the atmosphere, but liquid water cannot exist at the ambient pressure and temperature of the Martian surface: water goes directly between solid and vapor phases without becoming liquid.

91) A typical galaxy, such as our Milky Way galaxy, contains how many billion stars? Is it approximately:
(a) 10 billion
(b) 40 billion
(c) 400 billion
(d) 800 billion
Answer: (c)
According to astronomers, our Milky Way is an average-sized barred spiral galaxy measuring up to 120,000 light-years across. Our Sun is located about 27,000 light-years from the galactic core in the Orion arm. Astronomers estimate that the Milky Way contains up to 400 billion stars of various sizes and brightness.
According to astronomers, there are probably more than 170 billion galaxies in the observable Universe, stretching out into a region of space 13.8 billion light-years away from us in all directions.

92) A comet’s tail points in which direction?
(a) toward the sun
(b) toward the earth
(c) behind the comet in its orbit
(d) away from the sun
Answer: (d)
Comet tails are expansions of the coma. Comet tails point away from the Sun, regardless of the direction in which the comet is traveling. Comets have two tails because escaping gas and dust are influenced by the Sun in slightly different ways, and the tails point in slightly different directions.

93) Spectral line splitting due to the influence of magnetic fields is called:
(a) Boltzmann Effect
(b) Zeeman Effect
(c) Planck Effect
(d) Zanstra’s Effect
Answer: (b)
The Zeeman effect is the splitting of a spectral line by a magnetic field. That is, if an atomic spectral line of 400 nm was considered under normal conditions, in a strong magnetic field, because of the Zeeman effect, the spectral line would be split to yield a more energetic line and a less energetic line, in addition to the original line at 400 nm.

94) Which of the following is true for ORION? Orion is:
(a) the brightest star in the sky
(b) a constellation
(c) the name given to a NASA spacecraft
(d) an asteroid
Answer: (b)

95) Which of the following men wrote the book “On the Revolutions of the Heavenly Spheres”?
(a) Kepler
(b) Euclid
(c) Copernicus
(d) Newton
Answer: (c)

De revolutionibus orbium coelestium (On the Revolutions of the Heavenly Spheres) is the seminal work on the heliocentric theory of the Renaissance astronomer Nicolaus Copernicus (1473–1543).

96) The most distant planet in the solar system is (CSS 1995)
(a) Mars
(b) Pluto
(c) Jupiter
(d) None of these
Answer: (d)
New Dwarf Planet In Our Solar System May Be The Farthest One Yet. Object V774104 was discovered in late October, 2015, and is one of the most distant objects ever detected in the solar system. It appears to be about half the size of Pluto, but with an orbit two to three times larger than Pluto’s. (Nov 12, 2015)

97) The 2.7 Kelvin cosmic background radiation is concentrated in the:
(a) radio wavelengths
(b) infrared
(c) visible
(d) ultraviolet
Answer: (a)

98) If you were watching a star collapsing to form a black hole, the light would disappear because it:
(a) is strongly red shifted
(b) is strongly blue shifted
(c) its color suddenly becomes black
(d) none of the above
Answer: (a)

99) The Magellanic Clouds are
(a) irregular galaxies
(b) spiral galaxies
(c) elliptical galaxies
(d) large clouds of gas and dust
Answer: (a)
The Magellanic Clouds are comprised of two irregular galaxies, the Large Magellanic Cloud (LMC) and the Small Magellanic Cloud (SMC), which orbit the Milky Way once every 1,500 million years and each other once every 900 million years. Lying only about 200,000 light years away, they were the closest known galaxies to the Milky Way until recently, when the Sagittarius and Canis Major dwarf galaxies were discovered and found to be even closer.

100) According to Kepler’s Laws, the cube of the mean distance of a planet from the sun is proportional to the:
(a) area that is swept out
(b) cube of the period
(c) square of the period
(d) fourth power of the mean distance
Answer: (c)

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General Knowledge, MCQs / Q&A

Alliteration – English sentences starts with the same letter

Alliteration is a term to describe a literary device in which a series of words begin with the same consonant sound. A classic example is: “She sells seashells by the sea-shore.” Another fan-favorite is: “Peter Piper picked a peck of pickled peppers.” Here is some Alliterations.

Absolutely. Assembling an appropriate answer appears achievable, assuming an articulate author appropriately adept at alliteration.

Behold, by being brave, but besides boldness by brainstorming before beginning, broadcasting brief blurbs becomes bizarre but basic babbling.

Continuing, casual crowd commenters can concur, collectively checking current compositional constraints controlling character choice, concerning certain crackpot creative chores, chiefly claiming common cunning’s compelled conclusion, comprising conjectured chore conquerability (circumstantially) carrying clear caveats cautioning care, considering calling colossal commitments complete cinches could convey controversial cool confidence.

Don’t dare doubt David’s diligence doing deeds demanding deft, devious design, dear discussion denizen, deeming dogged determination doesn’t darken David’s door; during diction’s driest drudgery, despite delightful daydreams delaying development, destiny’s death-defying daredevil detail deviser dodges despair, denying defeat, displaying devotion demonstrating dreary deliberation doubles daft drama’s devastating dynamic disposition, dovetailing directly.

English enthusiasts eagerly envision enhanced emotional elevation, exceeding even existing examples’ elicited elation, encountering each ensuing eccentric exercise, ergo everyone’s esteemed enlisted essayist (enchanted!) ensures each exquisite excerpt exhibits explosive expressive efficacy evincing either excruciating editing effort, extreme endurance, engineering excellence, etc., else elemental extemporaneous effervescence, entertaining enough except — explaining earnestly — entailing eventual emergency; essentially, endorsing ever-escalating elaborate experimentation encourages extravagant excesses, especially emphasizing expectations encompassing elusive execution extending established events — exclusively employing equal everyday emblems (E’s, e.g.) embodying each emblem ensemble’s earlier end (elsewhere enunciated easily) — evaluating endowing entirely equivalent eloquence eternally, envisaging electronic education’s emerging endeavor enjoying eight, eleven, even eighteen entries, exploits experts empirically estimate expending extra-Einstein egghead energy engendering environmentally evil, Earth-exposing exhaled exhaust emissions.

Five funny features feel fairly finished for forum fodder, foolish followers falsely fancy, for failing further focus fueling full foresight, fellow fiction fanciers frankly forget fundamental facts framing fruits from frenzied freelancing, for first fragments flowing from frantic freshman fingers frequently fall flat, forming forced, flawed fakeries feigning fluency, faded facsimiles fractionally fitting for fatuous Facebook flapdoodle, familiar formulaic fragments famously fouling friends’ feeds; fine, for furthermore, fascinatingly, first forays facing far-flung fringe frontiers, finding faith’s fortitude ferociously fighting formidable foes — fear, frustration, flaky functioning, foot fungus — forge foundations for future feats, figurative furniture for fortune’s foyer, faintly favoring fantastic fairytale fates, fervently foremost finally finishing forever.

Good grief, getting gobsmacked glimpsing great glory gushing goofy gibberish generates growing gaiety, gladdening geekery’s gracious groupie (greetings), generally greasing God’s genetically ghostwritten gearbox governing giddiness gainsaying glumness: graphically, guts, glands — generously, gantries guiding glowing glee grains granting genuine giggles, graceful gadgets guarding geniality’s green garden gate; gobbledygook, gentle guy/girl gathering: grin given glimmering gold; gasp gratuitously guzzling glittery glamor (greedily, gilded gramophones gurgling garbled Gangnam getting groovy gyrating go-go gals gamely gesturing galloping); groan giant, gutteral groans given glaringly glib games, gross grammatical goulash, gloppy gumbo grouping gimmicks galore: gawkish gymnasts gliding gallantly, gingerly grasping gigantic grotesque gorillas; guileless genius guaranteeing gullible gala-goers grimy garbage garnering ghastly grapevine gossip (galling grieving geriatrics gripping geraniums gentrifying grandpa’s grave); ghoulish gory galleries giving grimacing guests grisly gas, grunting gruffly: go gag gobbling grass, goddamn gibbon, get gone guilty gent, git!

Huge hits have historically harbored hidden hazards, hysterical hordes hardly heeding how habitually heaping honors hyping his Holiness, Harry Harangue-Hatcher, hollering, “Hip hip, hooray! Hail Hypertext Highway’s happening hack!” heavily heightens his hedonism, hubris, head hugeness — harsh harbingers hurling humanity’s hardiest hero hellward, hereafter helming his hapless human husk haunting Hades’s hallmark hot haze, heckling Halloween’s hideous headless horseman (hefting his hollow head), harassing Hitler’s hired Holocaust henchmen, hassling ham-handed helicopter handlers — hopefully, hypothetically, having hardcore horizontal hugs holding his horny, high-heeled hourglass honey (he handily helped hang her hemp Hawaiian hammock), heartland’s “happy” housewife humbling hotel heiress Hilton, heinously having hated her husband’s horsey hee-haw “hello,” his hundred horrible hay howls hammering her homicidal; however, have heart, huddled hint hobbyists, hearkening how hallowed hieroglyphs hurtling hence harmonize hypnotically, heaven’s harps highlighting how hyperactive hippocampus hockey heaves hilarious harvested hash — healthy herbs healing hungry humor hankerings.

It is intriguing, if I innocently introspect, inquiring into industriousness, imagining isolating its ingredients, i.e. internal impetuses instrumental in inspiring indefinite intransigence in inking inane, ignoble illustrations (illuminating immoderate idiom’s indomitable impetuosity, its irrepressible impishness, in infinite iterations), intently ignoring indolent inclinations inducing interest in idly inspecting Internet idiocy instead — insouciantly ingesting incessant immature innuendos insulting impromptu interactive images, inevitably imbibing insipid informational items interpreting important issues incorrectly; if indeed impressive inner influences inhere in intrepidly indulging improbable initiatives, I informally identify: idiosyncratic innate impulses involving inflexible ideals; incurable insomnia; iron intestinal integrity; insufficiently inebriated introversion; indubitably, intellectual imperative imitating insecure icicles in impaling indifferent inactivity.

Jumping Jehoshaphat, J’s jaunty jangle jovially jolts jaded jargon junkies, justifying judicious juggling joining jocose journal jottings; judging Job’s Judaic journey jejune, jamming jousts (jointly, jabs) jeopardizing joyful June/July junctures — just jubilate, juvenilely jacking jumbo Jamba Juice jugs joking jumbled jingles jollify jail’s jeering junior janitors.

Knucklehead knaves karate-kicking King Kong’s kidneys kneel, kindred kibitzers, keenly knowing kempt knights knead keyboards, knitting kooky keynotes — kerosene kinetically kindling kinky kittens’ kisses, kiddingly kidnapping Kim Kardashian’s kingdom keys, knotting klutzy Kanye’s knickers; knappish killjoys, kowtow: kryptonite k-key knacks keep knowledge-knockers knackered.

Look lively, listless language lovers, learning lame lulls lack lasting legitimacy lessening lofty literature’s lumbering, lurching locomotion; leaving Local Lunatic Linguist listing letters, let’s lazily luxuriate, losing life’s latest little lingering laments like landlords limit lawless louts’ leases, least-leniently letting long-lost loathesome lecturers lambaste liberated leaders, lucidly laughing: Listen — lending lighthearted levity lubricates lavish labor, launching latent legato lyrics like larynx-lodged lasagna; likewise, licking lollipops; looping leashes loosely; lustily locking lips; lemon-lime lozenges; large-lidded lunch liquids; lastly, low light levels limning luscious landscapes.

Andrew asked Annabel about Alcoholic’s Anonymous. But because babes buy bubbly beverages, Bel bickered. Can’t couples communicate? Duh! Drunk dumb-dumbs debate. Everyone enjoys elocution. Flibbertigibbets flatter fellas; fellas fraternize. God, gabbers get grating! However, handsome hombres have healthy habits. I include Ignatz. Jesus! Jennifer justifies jealous jeering. Kindness keeps kin kinda kinky. Luckily, lovers likely love licking luscious legs. Meanwhile, Marcus marvelously mangles meaning. No! Neither nuance nor novelty negates negativity. Only Ontology, Orientalism, or Orthography obviates overdoing Occultism. Perhaps purple prose permeates popular periodicals. Quite! Quit quibbling! Quixotically queer queens quip quietly. Right? Radical reactionaries really resent redundancies. Really, really, really! So, stay silently stealthy. The timidity towards Teutonic tonic turns technically terrific talk to tittle-tattle. Understand? Unlikely. Unless users utilize unusual unicode. Very vexing! Well, we will wait without worrying, won’t we? What words will we write? “Xu”? “Xi”? “Xis”? “Xyst?” Yes! You yammering yokels yack, yack, yack. Yawn! Zzzzzzzzzzzzzzzz …

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English, General Knowledge