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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 · 2022 · Paper I, General Studies · Q69 of 120

Geo-Scientist Prelims 2022 General Studies Q69: The most significant ‘variable gases’ in the atmosphere are

QuestionAtmosphere / composition

The most significant ‘variable gases’ in the atmosphere are

  1. (a) oxygen and carbon dioxide
  2. (b) carbon dioxide and nitrogen
  3. (c) water vapour and carbon dioxide
  4. (d) water vapour and oxygen

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