universe & solar system section 8 MCQ Questions & Answers Detailed Explanation

Question : 1

When does a Lunar eclipse take place?

a) When the Sun comes between the Earth and the Moon

b) None of the above

c) When the Earth comes between the Sun and the Moon

d) When the Moon comes between the Sun and the Earth

Question : 2

Scientists have determined the temperature near the Earth’s center 1,000°C hotter than was reported in an experiment run 20 years ago at

a) 4,000° Celsius

b) None of these

c) 5,000° Celsius

d) 6,000° Celsius

Question : 3

Arrange the following in decreasing order of size and select the correct answer from the code given below.

1. Jupiter
2. Uranus
3. Earth
4. Saturn

a) 1, 4, 2, 3

b) 4, 1, 3, 2

c) 4, 1, 2, 3

d) 1, 4, 3, 2

Question : 4

Match column I with column II and select the correct answer using the code given below the columns:

a) A-(iv), B-(iii), C-(ii), D-(i)

b) A-(iii), B-(ii), C-(i), D-(iv)

c) A-(i), B-(ii), C-(iii), D-(iv)

d) A-(iii), B-(i) C-(iv), D-(ii)

Question : 5

Which one among the following statesments about

a) The difference in time to the extent of 1 day on either side of the International Date Line is caused by inclined axis of the Earth

b) The International Date Line mostly passes through the Pacific Ocean

c) The difference in time between the places just either side of the International Date Line is almost 1 day

d) the International Date Line is not correct ? The International Date Line is largely based on the 180° meridian

Question : 6

What is most important about the Arctic and the Antarctic circles ?

a) Both areas frozen continents

b) Both regions are uninhabited

c) The days and nights are never more than 24 hours long here

d) Within these circle only can the days and nights be longer than 24 hours