universe & solar system section 11 MCQ Questions & Answers Detailed Explanation

Question : 1

Match the planets with their properties and accordingly select the correct alternative: 

a) A – ii, B – iv, C – i, D - iii

b) A – iv, B – iii, C – ii, D - i

c) A – iii, B – ii, C – iv, D - i

d) A – iv, B – i, C – ii, D - iii

Question : 2

If a star is bigger than Sun, but not more than twice as big, it will turn into a _______.

a) Avenger

b) Discover

c) Maxima

d) Pulsar

Question : 3

The distance of Moon from the Earth is

a) 350 thousand kms.

b) 446 thousand kms.

c) 300 thousand kms.

d) 384 thousand kms.

Question : 4

Which one of the following statements is/ are correct with regard to Milky Way?

1. It is a spiral galaxy.
2. The solar system resides in one of its spiral arms.

a) Both 1 and 2

b) Neither 1 nor 2

c) 2 only

d) 1 only

Question : 5

We always see the same face of the Moon because

a) it revolves on its axis in a direction opposite to that of the Earth.

b) it is smaller than the Earth.

c) it takes equal time for revolution around the Earth and rotation on its own axis.

d) it rotates at the same speed as the Earth around the Sun.

Question : 6

Which is the smallest planet of solar system?

a) Uranus

b) Jupiter

c) Mercury

d) Venus