universe & solar system section 12 MCQ Questions & Answers Detailed Explanation

MOST IMPORTANT indian geography mcq - 13 EXERCISES

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The following question based on Universe, solar system and Astronomy topic of indian geography mcq

Questions : What is the primary cause of the day and night ?

(a) Inclination of the earth’s axis and its rotation

(b) Inclination of the earth’s axis and its revolution

(c) Earth’s rotation on its axis

(d) Earth’s annual motion

The correct answers to the above question in:

Answer: (c)

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Question : 1

Variations in the length of daytime and nighttime from season to season are due to

a) latitudinal position of the place

b) revolution of the earth on a tilted axis.

c) the earth’s revolution round the sun in an elliptical manner

d) the earth’s rotation on its axis

Answer: (c)

Rotation of earth on its axis causes day and night but the revolution of earth in an elliptical manner around the sun causes seasons, equinoxes and solstices.

Question : 2

Unlike the fluid core of the Earth the core of the Moon is

a) Viscous liquid

b) Solid

c) Volatile gas

d) Plasma

Answer: (a)

Question : 3

Which planet looks reddish in the night sky ?

a) Mars

b) Mercury

c) Saturn

d) Jupiter

Answer: (a)

Mars is the fourth planet from the Sun and the seventh largest. The planet probably got this name due to its red color; Mars is sometimes referred to as the Red Planet as the iron oxide prevalent on its surface gives it a reddish appearance.

Question : 4

The group of small pieces of rock revolving round the Sun between the orbits of Mars and Jupiter are called

a) Meteroid

b) Asteroids

c) Comets

d) Meteors

Answer: (b)

Question : 5

Which one of the following planets is the brightest?

a) Venus

b) Jupiter

c) Mercury

d) Mars

Answer: (a)

Venus is the brightest planet. It is third brightest object in sky after the sun and moon.

Question : 6

The Earth is located between

a) Venus and Jupiter

b) Mercury and Venus

c) Mars and Jupiter

d) Venus and Mars

Answer: (d)

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