Which of the following metal occurs in free state ______________?
Which of the following metal occurs in free state ______________?
A. Lead
B. Iron
C. Mercury
D. Copper
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Addison’s disease is caused by the deficiency of____________?
Addison’s disease is caused by the deficiency of____________?A. Antiduretic Harmone
B. Luteinising Harmone
C. Melanophore stimulating Harmone
D. Adrenocorticotrophic HarmoneWhat animal has longest gestation period of about 640 to 660 days or 95 weeks of any land animal ?
What animal has longest gestation period of about 640 to 660 days or 95 weeks of any land animal ?A. Blue Whale
B. Elephant
C. Opossum
D. None of theseThe Proportion of Hydrogen to Helium in the Sun is________?
The Proportion of Hydrogen to Helium in the Sun is________?A. 3:2
B. 3:1
C. 1:1
D. 3:4The sun is mostly composed of the elements hydrogen (H) and helium (He). By mass the composition of the sun is 75 percent hydrogen and 25 percent helium. Various metals make up less than 0.1 percent of the mass of the sun. The temperature of the sun’s surface is about 10,340 degrees Fahrenheit (5,726 degrees Celsius).
The chemical name of quartz is:
The chemical name of quartz is:
A. Silicon Dioxide
B. Stannous Oxide
C. Aluminium Oxide
D. NoneBronze medal is made up of metals ?
Bronze medal is made up of metals ?A. copper,nickel
B. copper, tin
C. copper, silver
D. copper, zincThe Planet of the solar system which has Maximum number of moons is___________?
The Planet of the solar system which has Maximum number of moons is___________?
A. Jupiter
B. Venus
C. Saturn
D. Uranus