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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 · 2025 · Paper I, General Studies · Q90 of 120

Geo-Scientist Prelims 2025 General Studies Q90: Which of the following organisms ingest dead organic matter and…

QuestionEcology / decomposers

Which of the following organisms ingest dead organic matter and then digest internally and absorb the nutrients?

  1. (a) Detritivores only
  2. (b) Saprotrophs only
  3. (c) Both detritivores and saprotrophs
  4. (d) Chemotrophs

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