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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 · Q100 of 120

Geo-Scientist Prelims 2026 General Studies Q100: Consider the following :

QuestionEnvironment / Clean technology

Consider the following :

  1. Methane digester
  2. Biodiesel
  3. Natural compost

How many of the above are examples of clean technologies?

  1. (a) One
  2. (b) Two
  3. (c) All three
  4. (d) None

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