Answer» Correct Answer - Option 2 : Carbon dioxide
The correct answer is Carbon dioxide. - The atmosphere of Mars is mostly composed of 95.32 % Carbon dioxide.
- 2.6 Percent of Molecular nitrogen and 1.9 per cent of Argon are also present in the Mars Atmosphere.
- Methane, Sulfur dioxide is also present in the Mars atmosphere.
- It also contains trace levels of water vapour, oxygen, carbon monoxide, hydrogen, and other noble gases.
- The surface pressure of Mars is 610 Pascals and its gravity is 1/3rd of earth.
- One Martian day equals 24 hours 37 minutes.
- Mars has two moons viz. Phobos and Deimos.
- The Mars Orbiter Mission (MOM) or Mangalyaan, is a space probe launched by the Indian Space Research Organization on 5th November 2013.
- Mangalyaan was India's first interplanetary mission.
- MOM was launched aboard PSLV C-25.
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