Mercury MCQs with answers Page - 5

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

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Q. Mercury’s surface is primarily composed of:

  • (A) Basalt
  • (B) Silicate rock
  • (C) Ice
  • (D) Iron oxide

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Q. Which of these best describes Mercury's weather?

  • (A) Extreme storms
  • (B) No weather at all
  • (C) Dust storms
  • (D) Constant rain

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Q. Which of the following is the main component of Mercury's core?

  • (A) Nickel
  • (B) Iron
  • (C) Carbon
  • (D) Silicon

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Q. The planet Mercury is difficult to observe from Earth because:

  • (A) It is too small
  • (B) It is too close to the Sun
  • (C) It has no light of its own
  • (D) It is covered by clouds

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Q. Which of these missions is currently on its way to Mercury?

  • (A) Voyager 2
  • (B) BepiColombo
  • (C) Messenger
  • (D) New Horizons

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Q. Mercury's exosphere contains which element responsible for its yellowish glow?

  • (A) Sodium
  • (B) Oxygen
  • (C) Hydrogen
  • (D) Nitrogen

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Q. Which of the following causes Mercury's surface to be so heavily cratered?

  • (A) Lack of atmosphere
  • (B) Frequent volcanic activity
  • (C) Presence of water
  • (D) High tectonic activity

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Q. Where has water ice been detected on Mercury?

  • (A) At the equator
  • (B) On the side facing the Sun
  • (C) At the polar regions
  • (D) Evenly across the surface

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Q. Which ancient civilization first recorded observations of Mercury?

  • (A) Greeks
  • (B) Babylonians
  • (C) Romans
  • (D) Chinese

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Q. How long is a solar day on Mercury (sunrise to sunrise)?

  • (A) 24 Earth hours
  • (B) 59 Earth days
  • (C) 88 Earth days
  • (D) 176 Earth days
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