Mars MCQs with answers Page - 5

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

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Q. What gas makes up most of Mars' thin atmosphere?

  • (A) Nitrogen
  • (B) Oxygen
  • (C) Carbon dioxide
  • (D) Helium

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Q. Which planet is fourth from the Sun?

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

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Q. How many moons does Mars have?

  • (A) 1
  • (B) 2
  • (C) 3
  • (D) 4

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Q. What is the primary reason Mars appears red?

  • (A) Red lava flows
  • (B) Red clouds
  • (C) Iron oxide on the surface
  • (D) Red oceans

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Q. Which NASA rover landed on Mars in 2021?

  • (A) Spirit
  • (B) Opportunity
  • (C) Perseverance
  • (D) Curiosity

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Q. What is the average length of a day on Mars?

  • (A) 12 hours
  • (B) 24 hours
  • (C) 24.6 hours
  • (D) 30 hours

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Q. What is the temperature range on Mars?

  • (A) 100°C to 200°C
  • (B) -125°C to 20°C
  • (C) 0°C to 50°C
  • (D) -20°C to 40°C

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Q. Which rover discovered signs of ancient water on Mars?

  • (A) Spirit
  • (B) Opportunity
  • (C) Sojourner
  • (D) Ingenuity

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Q. Which Martian moon is predicted to crash into Mars or break up in the future?

  • (A) Deimos
  • (B) Phobos
  • (C) Ganymede
  • (D) Titan

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Q. What part of Mars shows evidence of polar ice caps?

  • (A) Equator
  • (B) Hemispheres
  • (C) Poles
  • (D) Crust
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