Mercury MCQs with answers Page - 1

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Q. What is the position of Mercury in the solar system?

  • (A) First
  • (B) Second
  • (C) Third
  • (D) Fourth

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Q. What is the surface temperature range of Mercury?

  • (A) -173°C to 427°C
  • (B) -50°C to 100°C
  • (C) 0°C to 100°C
  • (D) -100°C to 300°C

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Q. Which of these planets has no moons?

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

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Q. Which is the smallest planet in the solar system?

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

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Q. What is Mercury primarily composed of?

  • (A) Gas
  • (B) Rock and Metal
  • (C) Ice
  • (D) Water

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Q. How long does Mercury take to complete one orbit around the Sun?

  • (A) 365 days
  • (B) 225 days
  • (C) 88 days
  • (D) 687 days

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Q. Which spacecraft first visited Mercury?

  • (A) Mariner 10
  • (B) Voyager 1
  • (C) Messenger
  • (D) Pioneer 11

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Q. Mercury has a very thin atmosphere known as:

  • (A) Exosphere
  • (B) Troposphere
  • (C) Stratosphere
  • (D) Thermosphere

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Q. Mercury is heavily marked by:

  • (A) Oceans
  • (B) Mountains
  • (C) Craters
  • (D) Volcanoes

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Q. What is the rotation period of Mercury?

  • (A) 24 hours
  • (B) 59 Earth days
  • (C) 1 Earth day
  • (D) 88 Earth days
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