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  9. Q77

APSC CCE 2024 · Question 77 of 178

The global warming potential of a gas is decided on the basis of

Science & Tech/Environment

  1. Athe amount of total long-wave radiation a greenhouse gas can trap
  2. Bthe amount of total long-wave radiation a greenhouse gas can trap in comparison to CO2 over a period of 100 yearsCorrect
  3. Cthe amount of total long-wave radiation a greenhouse gas can trap in comparison to CH4 over a period of 100 years
  4. Dthe amount of total long-wave radiation a gas can trap over a period of 1 year

Answer: B. the amount of total long-wave radiation a greenhouse gas can trap in comparison to CO2 over a period of 100 years

Explanation

GWP compares a gas's heat-trapping ability to CO2 over a 100-year horizon; official key gives (B).

Source: APSC CCE Prelims 2024 GS Paper-I, official Series-A paper (DUCN-I-24/43-A), answer from official Series-A key

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