universe & solar system section 6 MCQ Questions & Answers Detailed Explanation

Question : 1

Biggest planet of solar system is

a) Saturn

b) Jupiter

c) Mars

d) Earth

Question : 2

The colour of star indicates its

a) Distance from Earth

b) Temperature

c) Lighting or glow

d) Distance from Sun

Question : 3

Assertion (A):
Existence of human life on Venus is highly improbable.
Reason (R):
Venus has extremely high level of carbon dioxide in its atmosphere.
Code

a) (A) is true, but (R) is false

b) (A) is false, but (R) is true

c) Both (A) and (R) are true, but (R) is not the correct explanation of (A)

d) Both (A) and (R) are true and (R) is the correct explanation of (A)

Question : 4

The distance of Moon from the Earth is

a) 350 thousand kms.

b) 446 thousand kms.

c) 300 thousand kms.

d) 364 thousand kms.

Question : 5

Which of the following phenomena might have influenced the evolution of organisms?

1. Continental drift
2. Glacial cycles.

a) 2 only

b) Both 1 and 2

c) 1 only

d) (CSAT - 2014)

e) Neither 1 nor 2

Question : 6

By how much degree the earth is inclined on its own Axis

a) 24 1/2

b) 69 1/2

c) 66 1/2

d) 23 1/2