universe & solar system section 13 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 is the second nearest star to the Earth after the Sun?

(a) Proxima Centauri

(b) Alpha Centauri

(c) Sirius

(d) Vega

The correct answers to the above question in:

Answer: (a)

As the nearest star from our Solar System, Proxima Centauri is a prime candidate for future interstellar travel and space colonization missions. Proxima Centauri is a red dwarf star about 4.24 light-years distant inside the G-cloud in the constellation of Centaurus. It was discovered in 1915 by Robert Innes,

the Director of the Union Observatory in South Africa, and is the nearest known star to the Sun, although it is too faint to be seen with the naked eye. Because of the proximity of this star, its distance from the Sun and angular diameter can be measured directly, from which it can be determined that its diameter is about one-seventh of that of the Sun.

Proxima Centauri’s mass is about an eighth of the Sun’s, and its average density is about 40 times that of the Sun.

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

Question : 1

The earth is in aphelion on

a) Sept. 23

b) July 4

c) Dec. 22

d) June 21

Answer: (b)

The Earth is farthest from the sun at the Aphelion on July 4, when it is summer in the Northern Hemisphere.

Question : 2

The term ‘Goldilocks Zone’ is often seen in the news in the context of

a) Search for the Earth-like planets in outer space

b) Search for meteorites containing precious metals

c) Regions inside the Earth where shale gas is available

d) The limits of habitable zone above the surface of the Earth

Answer: (d)

Question : 3

Match the following.

List I List II
A. Planet 1. Moon
B. Satellite 2. Uranus
C. Comet 3. Mariner
D. Artificial spacecraft 4. Halley
Codes: A B C D

a) 4 3 1 2

b) 2 1 3 4

c) 1 2 3 4

d) 2 1 4 3

Answer: (d)

Question : 4

During solar eclipse

a) the moon comes exactly halfway between the earth and the sun.

b) the sun comes in between the earth and the moon.

c) the moon comes in between the sun and the earth.

d) the earth comes in between the sun and the moon.

Answer: (c)

Solar eclipse happens when the moon moves in front of the Sun as seen from a location on Earth.

Question : 5

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 : 6

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)

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