Climate Change MCQs Set 10 (200+ Questions with Answers) Posted on March 21, 2026March 21, 2026Author agropublishers 0 Climate Change MCQs Set 10 (200+ Questions with Answers) Top Climate Change Multiple Choice Questions Set 10 (High-Yield for Competitive Exams) 1. Human activities influence the climate system primarily by______________ Altering Earth’s gravitational force Reducing solar intensity Changing the atmospheric radiative balance Increasing ocean salinity 2. The atmospheric lifetime of methane (CH₄) is approximately _____________ About 12 years Around 100 years More than 500 years Approximately 1 year 3. Precision agriculture reduces high-GWP emissions by ___________ Increasing methane emissions Increasing fertilizer use Optimizing nitrogen application to reduce N₂O emissions Reducing yield 4. Which statement correctly distinguishes climate from weather? Both are identical Climate is short-term; weather is long-term Weather is short-term; climate is long-term Weather is long-term; climate is short-term 5. Growing Degree Days (GDD) accumulation depends on ___________ Root depth Soil color Temperature above the base threshold Leaf size 6. 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 7. A carbon sink is best defined as_______________ A fossil fuel deposit A reservoir that absorbs more carbon than it releases An emission source A source of CO₂ 8. Which of the following actions is an effective climate change mitigation strategy? Urban expansion Afforestation Fossil fuel subsidies Deforestation 9. Diurnal Temperature Range (DTR) is primarily influenced by ___________ Rainfall Soil nutrients Latitude Cloud cover, humidity, and surface conditions 10. Renewable energy contributes to climate change mitigation primarily by ____________ Enhancing deforestation Improving energy efficiency Replacing fossil fuels with low-carbon energy sources Increasing greenhouse gas emissions Loading … Question 1 of 10 Climate Change MCQs Set 10 (200+ Questions with Answers)