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

Question : 21

The black part of the moon is always calm and dark which is called

a) Area of storms

b) none of these

c) Ocean of storms

d) Sea of tranquility

Answer: (d)

The black part of the moon is called the sea of tranquility. Sea of tranquility is not an actual sea but rather the point at which Apollo 11 first landed when it reached the moon.

It is a lunar mare that mainly consists of basalt rock and is located on the Tranquillitatis basin which is on the Moon. The mare has a tint that is slightly blue in color and stands out from the rest of the moon.

Question : 22

The largest volume and mass of the earth is found in

a) Outer core

b) Inner core

c) Mantle

d) Crust

Answer: (c)

Question : 23

In order of their distances from the Sun, which of the following planets lie between Mars and Uranus?

a) Saturn and Earth

b) Saturn and Neptune

c) Jupiter and Saturn

d) Earth and Jupiter

Answer: (c)

Jupiter and Saturn are located between Mars and Uranus.

Question : 24

A meteor is

a) part of a constellation

b) a comet without a tail

c) a piece of mater which has entered the earth’s atmosphere from outer space

d) a rapidly moving star

Answer: (c)

Meteor is a small celestial body that has entered the earth’s atmosphere by the gravitational force of earth when they pass close to it.

Meteors typically occur in the mesosphere, and most range in altitude from 75 km to 100 km.

Question : 25 [PSC (Pre) 2019]

The asteroids are small celestial bodies in the solar system which are found between the planets.

a) Jupiter and Saturn

b) Neptune and Saturn

c) Mars and Jupiter

d) Mercury and Venus

Answer: (c)

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962 Universe, solar system and Astronomy based indian geography mcq section 7 question answer with explanation pdf

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