Who is the founder of solar system?
Who is the founder of solar system?A. Copernicus
B. Newton
C. Galileo
D. Kepler
B. Newton
C. Galileo
D. Kepler
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Day and night are the results of__________?
Day and night are the results of__________?A. Earth rotation around its axis
B. Earth revolution
C. Earth rotation accompanied with its revolution.
D. None of theseWe get day and night because the Earth ss (or rotates) on an imaginary line called its axis and different parts of the planet are facing towards the Sun or away from it. It takes 24 hours for the world to turn all the way around, and we call this a day.
Which of the following female mosquito is the cause of Dengue fever?
Which of the following female mosquito is the cause of Dengue fever?
A. Aedes Aegypteis
B. Anophilies
C. Barinohils
D. N.O.AThe metal that is used as a catalyst in the hydrogenation of oils is _______?
The metal that is used as a catalyst in the hydrogenation of oils is _______?A. Ni
B. Pb
C. Cu
D. PtStudy of Liver and its diseases is called?
Study of Liver and its diseases is called?A. Mycology
B. Angiology
C. Hepatology
D. OtologyMostly which gases found of the planet Jupiter?
Mostly which gases found of the planet Jupiter?A. Hydrogen
B. Chlorine
C. Hydrogen and Helium
D. NeonVitamin B3 is also known as__________?
Vitamin B3 is also known as__________?A. Thiamine
B. Riboflavin
C. Niacin
D. RetinolVitamin B3, also called niacin, is one of the eight B-complex water-soluble vitamins. Niacin has a wide range of uses in the body, helg functions in the digestive system, skin and nervous system.