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

Question : 16

Epicentre is concerned with

a) Cyclone

b) Land sliding

c) Volcano

d) Earthquake

Answer: (d)

Question : 17 [NDA 2014-I]

A typical black hole is always specified by

a) either a (curvature) singularity or a horizon

b) a charge

c) a horizon

d) a (curvature) singularity

Answer: (a)

Black holes are regions of spacetime from which nothing, not even light, can escape.

A typical black hole is the result of the gravitational force becoming so strong that one would have to travel faster than light to escape its pull.

Such black holes contain a spacetime singularity at their centre.

Question : 18

Which planet is called “Evening star”?

a) Venus

b) Saturn

c) Jupiter

d) Mars

Answer: (a)

Venus is called the Evening star. Because it trails the Sun in the sky and brightens into view immediately after the Sun sets and when the sky is dark enough. When Venus is at its brightest, it appears visible merely minutes after the Sun has set.

Question : 19 [NDA 2012-II]

Which one among the following is called terrestrial planet?

a) Saturn

b) Uranus

c) Jupiter

d) Mercury

Answer: (d)

There are four terrestrial planets in our Solar System: Mercury, Venus, Earth, and Mars.

The terrestrial planets in our Solar System are also known as the inner planets because these planets are the four closest to the Sun.

Question : 20 [NDA 2014-I]

Which of the following statements relating to Earthquakes is/are correct?

  1. The point of origin of Earthquake is called epicenter.
  2. The lines joining the places which were affected Earthquake at the same point of time are called homoseismal lines.
Select the correct answer using the codes given below

a) Both 1 and 2

b) Neither 1 nor 2

c) Only 2

d) Only 1

Answer: (c)

  • Hypocenter - The point of origin of an earthquake.
  • Homoseismal Lines- The lines joining the places which experience the earthquake tremors at the same time called Homoseismal Lines.

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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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