MCQs on the planets Mercury, Venus, Mars, Jupiter, Saturn, Uranus, and Neptune – Geography
Q1. Which planet is the second planet from the Sun?
a) Mercury
b) Venus
c) Earth
d) Mars
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Correct Answer: b) Venus
Explanation: Venus is the second planet from the Sun.
Q2. Which planet is the closest to the Sun?
a) Mercury
b) Venus
c) Earth
d) Mars
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Correct Answer: a) Mercury
Explanation: Mercury is the closest planet to the Sun.
Q3. Which planet is known for its prominent rings?
a) Jupiter
b) Saturn
c) Uranus
d) Neptune
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Correct Answer: b) Saturn
Explanation: Saturn is known for its prominent rings.
Q4. Which planet is the farthest from the Sun?
a) Jupiter
b) Saturn
c) Uranus
d) Neptune
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Correct Answer: d) Neptune
Explanation: Neptune is the farthest planet from the Sun.
Q5. Which planet is the largest in the Solar System?
a) Jupiter
b) Saturn
c) Uranus
d) Neptune
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Correct Answer: a) Jupiter
Explanation: Jupiter is the largest planet in the Solar System.
Q6. Which planet is the third from the Sun?
a) Mercury
b) Venus
c) Earth
d) Mars
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Correct Answer: c) Earth
Explanation: Earth is the third planet from the Sun.
Q7. Which planet is often called the Red Planet due to its reddish appearance?
a) Mercury
b) Venus
c) Earth
d) Mars
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Correct Answer: d) Mars
Explanation: Mars is often called the Red Planet due to its reddish appearance.
Q8. Which planet has the lowest density among the planets in the Solar System?
a) Jupiter
b) Saturn
c) Uranus
d) Neptune
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Correct Answer: b) Saturn
Explanation: Saturn has the lowest density among the planets in the Solar System.
Q9. Which planet is the smallest in the Solar System?
a) Mercury
b) Venus
c) Earth
d) Mars
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Correct Answer: a) Mercury
Explanation: Mercury is the smallest planet in the Solar System.
Q10. Which planet has an unusual tilt, with its axis of rotation tilted at an angle of 98 degrees?
a) Jupiter
b) Saturn
c) Uranus
d) Neptune
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Correct Answer: c) Uranus
Explanation: Uranus has an unusual tilt, with its axis of rotation tilted at an angle of 98 degrees.
Q11. Which planet has the longest day of any planet in the Solar System?
a) Mercury
b) Venus
c) Earth
d) Mars
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Correct Answer: b) Venus
Explanation: Venus has the longest day of any planet in the Solar System.
Q12. Which planet has the shortest day of any planet in the Solar System?
a) Jupiter
b) Saturn
c) Uranus
d) Neptune
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Correct Answer: a) Jupiter
Explanation: Jupiter has the shortest day of any planet in the Solar System.
Q13. Which planet has the largest volcano in the Solar System, Olympus Mons?
a) Mercury
b) Venus
c) Mars
d) Jupiter
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Correct Answer: c) Mars
Explanation: Mars has the largest volcano in the Solar System, Olympus Mons.
Q14. Which planet has the strongest winds in the Solar System?
a) Jupiter
b) Saturn
c) Uranus
d) Neptune
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Correct Answer: d) Neptune
Explanation: Neptune has the strongest winds in the Solar System.
Q15. Which planet has no moons?
a) Mercury
b) Venus
c) Earth
d) Mars
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Correct Answer: a) Mercury
Explanation: Mercury has no moons.
Q16. Which planet has the most moons in the Solar System?
a) Jupiter
b) Saturn
c) Uranus
d) Neptune
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Correct Answer: b) Saturn
Explanation: Saturn has the most moons in the Solar System.
Q17. Which planet has a thick atmosphere, mainly composed of carbon dioxide?
a) Mercury
b) Venus
c) Mars
d) Jupiter
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Correct Answer: b) Venus
Explanation: Venus has a thick atmosphere, mainly composed of carbon dioxide.
Q18. Which planet has an atmosphere mainly composed of hydrogen and helium?
a) Jupiter
b) Saturn
c) Uranus
d) Neptune
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Correct Answer: c) Uranus
Explanation: Uranus has an atmosphere mainly composed of hydrogen and helium.
Q19. Which planet has the largest canyon in the Solar System, Valles Marineris?
a) Mercury
b) Venus
c) Earth
d) Mars
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Correct Answer: d) Mars
Explanation: Mars has the largest canyon in the Solar System, Valles Marineris.
Q20. Which planet has the Great Red Spot, a massive storm that has been raging for centuries?
a) Jupiter
b) Saturn
c) Uranus
d) Neptune
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Correct Answer: a) Jupiter
Explanation: Jupiter has the Great Red Spot, a massive storm that has been raging for centuries.
Q21. Which planet has a strong magnetic field?
a) Mercury
b) Venus
c) Mars
d) Jupiter
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Correct Answer: d) Jupiter
Explanation: Jupiter has a strong magnetic field.
Q22. Which planet has the coldest average temperature among the planets in the Solar System?
a) Saturn
b) Uranus
c) Neptune
d) Mars
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Correct Answer: c) Neptune
Explanation: Neptune has the coldest average temperature among the planets in the Solar System.
Q23. Which planet has the greatest temperature variation of any planet in the Solar System?
a) Mercury
b) Venus
c) Earth
d) Mars
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Correct Answer: a) Mercury
Explanation: Mercury has the greatest temperature variation of any planet in the Solar System.
Q24. Which planet is the least dense in the Solar System?
a) Jupiter
b) Saturn
c) Uranus
d) Neptune
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Correct Answer: b) Saturn
Explanation: Saturn is the least dense planet in the Solar System.
Q25. Which planet has two moons, Phobos and Deimos?
a) Mercury
b) Venus
c) Mars
d) Jupiter
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Correct Answer: c) Mars
Explanation: Mars has two moons, Phobos and Deimos.
Q26. Which planet has four large moons, known as the Galilean moons?
a) Jupiter
b) Saturn
c) Uranus
d) Neptune
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Correct Answer: a) Jupiter
Explanation: Jupiter has four large moons, known as the Galilean moons.
Q27. Which planet has a surface pressure 92 times greater than Earth’s?
a) Mercury
b) Venus
c) Earth
d) Mars
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Correct Answer: b) Venus
Explanation: Venus has a surface pressure 92 times greater than Earth’s.
Q28. Which planet has a moon, Triton, which orbits the planet in the opposite direction
of its rotation?
a) Jupiter
b) Saturn
c) Uranus
d) Neptune
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Correct Answer: d) Neptune
Explanation: Neptune has a moon, Triton, which orbits the planet in the opposite direction of its rotation.
Q29. Which planet has a very thin atmosphere, mainly composed of helium and sodium?
a) Mercury
b) Venus
c) Mars
d) Jupiter
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Correct Answer: a) Mercury
Explanation: Mercury has a very thin atmosphere, mainly composed of helium and sodium.
Q30. Which planet’s moon has a thick atmosphere and liquid hydrocarbon lakes on its surface?
a) Jupiter
b) Saturn
c) Uranus
d) Neptune
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Correct Answer: b) Saturn
Explanation: Saturn’s moon Titan has a thick atmosphere and liquid hydrocarbon lakes on its surface.