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Multiple Choice Questions GK on Solar system

Question 1 : What do you mean by Sunspots ?

A. All Options

B. dark patches on the surface of the sun which are cooler areas

C. desert areas on the sun

D. visible irregular dark patches on the photosphere of the sun resulting from a localised fall in the temperature to about 4000K

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Question 2 : While Venus is seen only for one to two hours either after sunset or before sunrise. Jupiter is seen for the whole night whenever it is visible in the sky. The reason for this is that :

A. he orbit of Venus is inside the earths orbit whereas the orbit of Jupiter lies outside the orbit of the earth

B. Venus reflects lesser light of sun than Jupiter

C. Venus is far from the Earth than Jupiter

D. Venus is much smaller than Jupiter

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Question 3 : What is the fifth largest planet in our solar system ?

A. Mars

B. Earth

C. Saturn

D. Venus

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Question 4 : Identify the planet whose length of the days and tilt of its axis are almost identical to those of the earth.

A. Mars

B. Saturn

C. Neptune

D. Uranus

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Question 5 : Which of the following is the best proof to say that comets are members of our solar system ?

A. the shape and length of their tails

B. the shape of their orbits

C. their effect on the lives of man

D. their composition

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Question 6 : Select the correct statement with respect to solar system ?

A. The diameter of the Sun is 190 times that of the Earth.

B. The Sun contains 75 percent of the mass of the solar system.

C. The predominant element in the composition of Earth is silicon.

D. The Earth is the densest of all the planets in our solar system.

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Question 7 : Comets revolve around :

A. No single heavenly body

B. Venus

C. Earth

D. Sun

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Question 8 : Foucault experiment is proof of which one of the following ?

A. Revolution of Earth

B. Rotation of Earth

C. Revolution of moon

D. Revolution of sun

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Question 9 : Which of the following is correct with respect to Great Bear ?

A. Constellation

B. Star

C. Galaxy

D. Planet

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Question 10 : Which of the following gases is most predominant in the Sun ?

A. Ozone

B. Hydrogen

C. Nitrogen

D. Mithen

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Question 11 : The hottest planet is

A. Saturn

B. Jupiter

C. Venus

D. Mercury

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Question 12 : Which of the following planets of the solar system has the longest day ?

A. Earth

B. Venus

C. Jupiter

D. Mercury

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Question 13 : Which planet is called the red planet in our solar system ?

A. Neptune

B. Jupiter

C. Mars

D. Mercury

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Question 14 : Which of the following planets of the solar system has the longest day ?

A. Earth

B. Venus

C. Jupiter

D. Mercury

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Question 15 : Among the following planets, which is the brightest planet ?

A. Jupiter

B. Mars

C. Venus

D. Mercury

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