Climate Change MCQs Set 10 (200+ Questions with Answers)

Climate Change MCQs Set 10 (200+ Questions with Answers)

Top Climate Change Multiple Choice Questions Set 10 (High-Yield for Competitive Exams)

1. The atmospheric lifetime of methane (CH₄) is approximately _____________

 Approximately 1 year

 Around 100 years

 About 12 years

 More than 500 years

2. Growing Degree Days (GDD) accumulation depends on ___________

 Root depth

 Temperature above the base threshold

 Leaf size

 Soil color

3. A carbon sink is best defined as_______________

 An emission source

 A fossil fuel deposit

 A reservoir that absorbs more carbon than it releases

 A source of CO₂

4. Which of the following actions is an effective climate change mitigation strategy?

 Urban expansion

 Fossil fuel subsidies

 Deforestation

 Afforestation

5. Precision agriculture reduces high-GWP emissions by ___________

 Optimizing nitrogen application to reduce N₂O emissions

 Reducing yield

 Increasing methane emissions

 Increasing fertilizer use

6. Diurnal Temperature Range (DTR) is primarily influenced by ___________

 Soil nutrients

 Latitude

 Cloud cover, humidity, and surface conditions

 Rainfall

7. Renewable energy contributes to climate change mitigation primarily by ____________

 Replacing fossil fuels with low-carbon energy sources

 Enhancing deforestation

 Improving energy efficiency

 Increasing greenhouse gas emissions

8. Radiative forcing is defined as the ____________

 Ocean heat transport

 Change in Earth’s gravitational field

 Change in the energy balance of the Earth’s climate system

 Wind circulation

9. Human activities influence the climate system primarily by______________

 Increasing ocean salinity

 Altering Earth’s gravitational force

 Reducing solar intensity

 Changing the atmospheric radiative balance

10. Which statement correctly distinguishes climate from weather?

 Weather is short-term; climate is long-term

 Weather is long-term; climate is short-term

 Climate is short-term; weather is long-term

 Both are identical

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Climate Change MCQs Set 10 (200+ Questions with Answers)