Solar System MCQs with answers Page - 44

You will find multiple-choice questions (MCQs) related to #Solar System here. Go through these questions to prepare effectively for your upcoming exams and interviews.

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Q. The BepiColombo mission is a joint effort between which agencies?

  • (A) NASA and ISRO
  • (B) ESA and JAXA
  • (C) NASA and Roscosmos
  • (D) CNSA and NASA

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Q. Which planet's magnetic field is most similar in nature (though weaker) to Earth's?

  • (A) Venus
  • (B) Mars
  • (C) Mercury
  • (D) Moon

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Q. What is the rotational direction of Mercury?

  • (A) Retrograde
  • (B) Prograde
  • (C) Chaotic
  • (D) None, it is tidally locked

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Q. The presence of water ice on Mercury was first confirmed by:

  • (A) Mariner 10
  • (B) Messenger
  • (C) BepiColombo
  • (D) Hubble Space Telescope

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Q. What is unique about Mercury’s orbital speed?

  • (A) It is the fastest in the solar system
  • (B) It is the slowest
  • (C) It is retrograde
  • (D) It changes yearly

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Q. What is Mercury's mean orbital speed?

  • (A) 30 km/s
  • (B) 47.87 km/s
  • (C) 24 km/s
  • (D) 19 km/s

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Q. What is the tilt of Mercury's rotational axis?

  • (A) 0 degrees
  • (B) 0.034 degrees
  • (C) 23.5 degrees
  • (D) 1.2 degrees

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Q. What type of geological features are common on Mercury?

  • (A) Lava plains
  • (B) Ice mountains
  • (C) Gas geysers
  • (D) Salt flats

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Q. Which of these planets has the shortest solar day?

  • (A) Mercury
  • (B) Venus
  • (C) Earth
  • (D) Mars

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Q. What protects Mercury from solar wind to some extent?

  • (A) Thick atmosphere
  • (B) Strong gravity
  • (C) Magnetic field
  • (D) High orbital inclination
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