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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 · Q93 of 120

Geo-Scientist Prelims 2022 General Studies Q93: Which one of the following colours of the visible spectrum of light…

QuestionBiology / photosynthesis

Which one of the following colours of the visible spectrum of light is least absorbed by the green plants?

  1. (a) Violet
  2. (b) Red
  3. (c) Green
  4. (d) Yellow

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