universe & solar system section 1 MCQ Questions & Answers Detailed Explanation

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

Questions : Which of the following statements is/are correct?
  1. All stars and planets in the universe shine by the reflected light of the sun.
  2. Sun is believed to be formed of condensation of gases.
  3. The sun has a surface temperature of about 20 million °C.
  4. Sun is about 30,000 times as big as the earth.
Select the correct answer from the codes given below.

(a) 3 and 4

(b) 2 and 3

(c) 1 and 2

(d) 2 only

The correct answers to the above question in:

Answer: (d)

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Read more universe solar system astronomy Based Indian Geography Questions and Answers

Question : 1

Hottest planet of the solar system is

a) Mars

b) Earth

c) Venus

d) Mercury

Answer: (c)

Question : 2

Consider the following statement:

  1. Mechanical weathering takes place only in sedimentary rocks.
  2. The rain-water reacts with rocks to form new chemical substances.
Which of the statements given above is/are correct?

a) Both 1 and 2

b) Neither 1 nor 2

c) 2 only

d) 1 only

Answer: (c)

Question : 3

Which of the following is known as the Morning Star?

a) Mars

b) Venus

c) Jupiter

d) Saturn

Answer: (b)

One of the nicknames of Venus is “the Morning Star”. It is also known as the Evening Star.

Venus is called so because it appears brightest shortly before sunrise and shortly after sunset.

Question : 4

Which of the following stars is also known as Pulsar?

a) Neutron Star

b) Massive Star

c) White Dwarf

d) Red Giant

Answer: (a)

Neutron star is also known as Pulsar. A neutron star is a type of stellar remnant that can result from the gravitational collapse of a massive star.

Question : 5

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: (a)

The epicenter or epicentrum is the point on the Earth’s surface that is directly above the hypocenter or focus, the point where an earthquake or underground explosion originates.

Homoseismal line. Line on the Earth’s surface connecting points where the seismic wave arrives, generated by an earthquake, at the same time.

Question : 6

What is the most accurate description of the shape of the earth ?

a) A geoid

b) An oblate sphere

c) A sphere

d) A circle

Answer: (b)

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