Climate Change MCQs Set 9 (200+ Questions with Answers) Posted on March 21, 2026March 21, 2026Author agropublishers 0 Climate Change MCQs Set 9 (200+ Questions with Answers) Top Climate Change Multiple Choice Questions Set 9 (High-Yield for Competitive Exams) 1. Which climate mitigation option provides the most immediate reduction in radiative forcing? CO₂ capture Afforestation Methane reduction Soil carbon sequestration 2. Nitrous oxide remains in the atmosphere for about ________ ~12 years ~50 years ~200 years ~114 years 3. Thawing permafrost contributes to climate change primarily by_____________ Increasing surface albedo Cooling the atmosphere Releasing methane and CO₂ Absorbing CO₂ 4. Methane (CH₄) is considered a potent greenhouse gas primarily because _____________ It reflects solar radiation It reduces CO₂ levels It has a high global warming potential It is abundant in the atmosphere 5. Global warming potential (GWP100) of Nitrous oxide is approximately ___________ 140-175 50-64 265–298 1000+ 6. Which gases are primarily responsible for the formation of acid rain in the atmosphere? O₂ and N₂ SO₂ and O₃ SO₂ and NO₂ CO₂ and CH₄ 7. Globally, the largest source of anthropogenic greenhouse gas emissions is ___________ Energy sector Agriculture Transport Waste 8. Which of the following is a primary indicator of ongoing climate change? Reduced atmospheric CO₂ Stable global cooling Rising global temperatures Increasing glacier mass 9. Scientists use ice cores primarily to reconstruct ____________ Ocean salinity Past atmospheric composition and climate Volcanic eruptions only Soil fertility 10. Which of the following is a major and well-documented consequence of global warming? Rise in global sea level Reduced global evaporation rates Expansion of polar ice sheets Decrease in global sea level Loading … Question 1 of 10 Climate Change MCQs Set 9 (200+ Questions with Answers)