Science GK Questions and Answers for SSC Exam
General Science Questions and Answers
Q.31 In oxygen, things:
(A) burn dimly
(B) burn brightly
(C) do not burn at all
(D) burn rapidly and are immediately reduced to ashes
Ans . D
Q.32 Liquefied Petroleum Gas (LPG) consists of mainly :
(A) methane, ethane and hexane
(B) ethane, butane and propane
(C) ethane, hexane and nonane
(D) nonane, ethane and hexane
Ans . B
Q.33 The gas produced by pouring water on calcium carbide is :
(A) Pentane
(B) Methane
(C) Ethane
(D) Acetylene
Ans . D
Q.34 Which of the following gases is considered a better substitute to air in car tyres?
(A) Hydrogen
(B) Nitrogen
(C) Helium
(D) Oxygen
Ans . B
Q.35 Which of the following noble gases is most abundant in Earth's atmosphere?
(A) Argon
(B) Xenon
(C) Helium
(D) Neon
Ans . A
Q.36 Which of the following phenomena cannot be observed on the surface of the Moon?
(A) Rising and setting of the Sun
(B) Solar eclipse
(C) Motion of comets
(D) Twinkling of stars
Ans . D
Q.37 Which of the following planets has a revolution time which is shorter than its rotation time?
(A) Jupiter
(B) Venus
(C) Mars
(D) Uranus
Ans . B
Q.38 Which planet looks reddish in the night sky?
(A) Jupiter
(B) Saturn
(C) Mars
(D) Mercury
Ans . C
Q.39 Which female astronaut spent the maximum time in space?
(A) Lisa Norwak
(B) Kalpana Chawla
(C) Sunita Williams
(D) None of these
Ans . C
Q.40 Which planet has the fastest revolution time?
(A) Mercury
(B) Uranus
(C) Neptune
(D) Jupiter
Ans . A
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Rajesh Bhatia
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