universe & solar system section 7 Practice Questions Answers Test with Solutions & More Shortcuts

Question : 16

The axis of rotation of the earth is tilted by 23.5° to the plane of revolution around the sun. The latitude of Mumbai is less than 23.5° whereas the latitude of Delhi is more than 23.5°. Which one of the following statements in this regard is correct?

a) At Mumbai the sun can come overhead, but it will never do so at Delhi

b) At Delhi, the sun can come overhead but it will never do so at Mumbai

c) The sun will never come overhead at either of these places

d) The sun can come overhead at both these places

Question : 17 [NDA 2009- I]

Which one of the following is an object with such a strong gravitational field that even light cannot escape from its surface?

a) Black hole

b) Supernova Star

c) White Dwarf

d) Neutron Star

Question : 18

Which of the following statements regarding the Deccan Traps is/are correct?

1. Intense volcanic activity in the form of fissure eruption took place towards the end of Cretaceous period.
2. The volcanic lava spread out in horizontal sheets.
3. The regur soil found here is rich in nitrogen.

a) 3 only

b) 1 only

c) 1, 2 and 3

d) 1 and 2

Question : 19

The last stage in the life cycle of a star is

a) Red Giant

b) White Dwarf

c) Supernova

d) Black Hole

Question : 20

Consider the following statements:

1. The Earth is nearest to the Sun on about January 3.
2. Earth is farthest from the Sun on about July 4.

a) Both 1 and 2

b) Neither 1 nor 2

c) 2 only

d) 1 only