universe & solar system section 10 MCQ Questions & Answers Detailed Explanation

Question : 1

Lunar eclipse occurs

a) When sun lies between earth and moon

b) None of these

c) When earth lies between sun and moon

d) When moon lies between earth and sun

Question : 2

Which planet in our solar system is nearly as big as the earth ?

a) Venus

b) Pluto

c) Mars

d) Mercury

Question : 3

In the structure of planet Earth, below the mantle, the core is mainly made up of which one of the following?

a) Iron

b) Silicon

c) Chromium

d) Aluminium

Question : 4

Consider the following two statements, one labelled as the Assertion (A) and the other as Reason (R). Examine these two statements carefully and select the correct answer by using the codes given below:
Assertion (A):
To orbit around Sun, the planet Mars takes lesser time than time taken by the Earth.
Reason (R):
The diameter of the planet Mars is less than that of the Earth.
Codes:

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 : 5

Match List-I with List-II and select the correct answer using the code given below the lists.

a) 4 3 1 2

b) 2 1 3 4

c) 1 2 3 4

d) 2 1 4 3

Question : 6

On which days do the spring tides occur?

1. new moon
2. first quarter of the moon
3. third quarter of the moon
4. full moon

a) 1 and 4

b) 2 and 3

c) 2, 3 and 4

d) 1, 2 and 4