Greenhouse Effect and Global Warming — Prelims Questions

Which of the following greenhouse gases has the highest Global Warming Potential (GWP) over a 100-year period?

Which of the following human activities is the primary source of methane ($CH_4$) emissions?

Which of the following is NOT a direct consequence of global warming?

Which of the following statements about the natural greenhouse effect is correct?

Which of the following gases contributes most to the enhanced greenhouse effect by volume of emissions?

Which of the following is a significant natural source of methane ($CH_4$) in the atmosphere?