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The lowest zone of the atmosphere containing about seventy five per cent of total mass of atmosphere and ninety percent of water vapour is called:

The lowest zone of the atmosphere containing about seventy five per cent of total mass of atmosphere and ninety percent of water vapour is called:

  • (A) Troposphere
  • (B) Ionosphere
  • (C) Exosphere
  • (D) Stratosphere
The troposphere is the lowest layer of the atmosphere. It contains about 75% of the total mass of the atmosphere and 99% of the water vapour in it. It extends from the surface of the Earth to 10-15 kilometers, and this is where all the weather occurs.
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Related MCQs:

 ‘NATO’ is an abbreviation of:

March 18, 2026 No Comments
  • (A) North Atlantic Treaty Organization
  • (B) Non-Aligned Treaty Organization
  • (C) Non-Aligned Trading Organization
  • (D) North American Transport Organization

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