Climate Change MCQs Set 9 (200+ Questions with Answers)

Climate Change MCQs Set 9 (200+ Questions with Answers)

Top Climate Change Multiple Choice Questions Set 9 (High-Yield for Competitive Exams)

1. Scientists use ice cores primarily to reconstruct ____________

 Soil fertility

 Past atmospheric composition and climate

 Volcanic eruptions only

 Ocean salinity

2. 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

3. Which of the following is a major and well-documented consequence of global warming?

 Expansion of polar ice sheets

 Decrease in global sea level

 Reduced global evaporation rates

 Rise in global sea level

4. Global warming potential (GWP100) of Nitrous oxide is approximately ___________

 50-64

 1000+

 140-175

 265–298

5. Globally, the largest source of anthropogenic greenhouse gas emissions is ___________

 Agriculture

 Energy sector

 Transport

 Waste

6. Which of the following is a primary indicator of ongoing climate change?

 Stable global cooling

 Reduced atmospheric CO₂

 Rising global temperatures

 Increasing glacier mass

7. Which climate mitigation option provides the most immediate reduction in radiative forcing?

 Methane reduction

 Afforestation

 CO₂ capture

 Soil carbon sequestration

8. Which gases are primarily responsible for the formation of acid rain in the atmosphere?

 SO₂ and NO₂

 CO₂ and CH₄

 O₂ and N₂

 SO₂ and O₃

9. Nitrous oxide remains in the atmosphere for about ________

 ~200 years

 ~50 years

 ~114 years

 ~12 years

10. Thawing permafrost contributes to climate change primarily by_____________

 Increasing surface albedo

 Cooling the atmosphere

 Releasing methane and CO₂

 Absorbing CO₂

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Climate Change MCQs Set 9 (200+ Questions with Answers)