Solar System NDA Questions

NDA World Geography

Solar System MCQ Questions


1.
The Sun is composed primarily of which two elements?
A.
Nitrogen and Helium
B.
Hydrogen and Helium
C.
Helium and Carbon
D.
Hydrogen and Oxygen
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ANSWER :
B. Hydrogen and Helium
2.
The Solar System is estimated to have formed approximately how many years ago?
A.
4.6 billion years
B.
2.5 billion years
C.
13.8 billion years
D.
1 billion years
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ANSWER :
A. 4.6 billion years
3.
Which of the following is the correct order of planets by increasing distance from the Sun?
A.
Mercury, Earth, Venus, Mars, Saturn, Jupiter, Neptune, Uranus
B.
Venus, Mercury, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
C.
Mercury, Venus, Mars, Earth, Jupiter, Saturn, Neptune, Uranus
D.
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
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ANSWER :
D. Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
4.
Mercury, Venus, Earth, and Mars are together classified as which type of planets, owing to their rocky composition?
A.
Dwarf planets
B.
Ice giants
C.
Terrestrial (inner) planets
D.
Jovian planets
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ANSWER :
C. Terrestrial (inner) planets
5.
Jupiter, Saturn, Uranus, and Neptune are collectively known as which category of planets?
A.
Jovian (gas/ice giant) planets
B.
Terrestrial planets
C.
Dwarf planets
D.
Trans-Neptunian planets
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ANSWER :
A. Jovian (gas/ice giant) planets
6.
The Asteroid Belt, a region containing millions of rocky bodies, is located between the orbits of which two planets?
A.
Jupiter and Saturn
B.
Earth and Mars
C.
Mars and Jupiter
D.
Venus and Earth
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ANSWER :
C. Mars and Jupiter