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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 · Q114 of 120

Geo-Scientist Prelims 2022 General Studies Q114: The term ‘Polymerase Chain Reaction’ is often mentioned in news in…

QuestionBiotechnology / diagnostics

The term ‘Polymerase Chain Reaction’ is often mentioned in news in the context of

  1. (a) alternate sources of energy
  2. (b) production of safe plastics
  3. (c) developing hypersonic missiles
  4. (d) diagnosis of infectious diseases

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