Home PYQs UPPSC UPPSC MCQs Prelims 2012 (GS Paper I)

Question

Which of the following is not a Green House gas?

  1. Carbon dioxide
  2. Methane
  3. Nitrous oxide
  4. Nitrogen

Answer:

Option D: Nitrogen

Detailed Solution:

The correct answer is “Nitrogen”.

Nitrogen is not a greenhouse gas. Nitrogen is an inert gas that does not react with other substances or affect the climate.