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UPSC Combined Geo-Scientist

Chemist

  • 2 objective papers
  • 120 questions each
  • 2 h per paper
  • 100 + 300 marks

Prelims Paper I covers general studies.

UPSC Combined Geo-Scientist, Prelims · 2026 · Paper I, General Studies · Q17 of 120

Geo-Scientist Prelims 2026 General Studies Q17: With reference to 'water vapour in the atmosphere', which of the…

QuestionClimatology / Composition of atmosphere

With reference to 'water vapour in the atmosphere', which of the following statements is/are correct?

  1. It contributes to the stability and instability in the air.
  2. It acts like a blanket, allowing the Earth neither to become too cold nor too hot.

Select the answer using the code given below.

  1. (a) I only
  2. (b) II only
  3. (c) Both I and II
  4. (d) Neither I nor II

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