universe & solar system section 2 Practice Questions Answers Test with Solutions & More Shortcuts

Question : 6

The planet nearest to the sun is

a) Venus

b) Pluto

c) Earth

d) Mercury

Answer: (d)

The planet nearest to the sun is Mercury. Mercury is the smallest and closest to the Sun of the eight planets in the Solar System, with an orbital period of about 88 Earth days.

Question : 7

The planet which is called twin sister of the Earth is

a) Mars

b) Uranus

c) Venus

d) Mercury

Answer: (c)

The planet which is called twin sister of earth is Venus. Venus is known as the Earth’s twin because of its similar size, chemical composition and density. However, due to its toxic atmosphere, Venus is not habitable.

Question : 8

In the earth’s direction of rotation is reversed, what should be the IST when it is noon at the International Date Line?

a) 18.30 hrs

b) 17.30 hrs

c) 05.30 hrs

d) 06.30 hrs

Answer: (d)

India is a large country spanning over 30° of longitude. It is unusual in having a single time zone all over the country, 5½ hours fast.

If the direction of rotation of the earth is reversed then Indian Standard Time will be – 5½ hr.

When it is noon the time is 12:00; that will be 6:30 A.M.in place of 17:30 P.M. or 5:30 P.M.

Question : 9

The sun is veritical over the Tropic of Cancer on

a) Sept. 23

b) Dec. 22

c) June 21

d) March 21

Answer: (c)

Sun is vertical over the tropic of cancer on June 21 or Summer Solstice.

Question : 10

If the earth’s axis had not been inclined,

  1. temperature distribution would have been uniform.
  2. days and nights would not have occurred.
  3. seasons would not have occurred.
  4. poles would not have continuous day.

a) 3 and 4

b) 2, 3 and 4

c) 2 and 4

d) 1, 3 and 4

Answer: (a)

IMPORTANT indian geography mcq EXERCISES

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957 Universe, solar system and Astronomy based indian geography mcq section 2 question answer with explanation pdf

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