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UPSC Civil ServicesPrelims2022General Studies Paper I

Question

QQ100. Consider the following : 1. Carbon monoxide 2. Nitrogen oxide 3. Ozone 4. Sulphur dioxide Excess of which of the above in the environment is/are cause(s) of acid rain ?

Options

  1. A 1, 2 and 3
  2. B 2 and 4 only
  3. C 4 only
  4. D 1, 3 and 4
Show Answer

Correct Answer

B 2 and 4 only

Model Answer

Answer: option B, as per UPSC's final answer key (Series A).

Syllabus topics

Environment, Ecology, Biodiversity and Climate ChangeGeneral Science and Technology
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2022 — Consider the following : 1. Carbon monoxide 2. Nitrogen… | Dr. Amit IAS Academy