List of MCQ with answer on Climate change

What is climate change? a) A gradual increase in temperature of the earth’s atmosphere b) A sudden decrease in the temperature of the earth’s atmosphere c) A gradual decrease in temperature of the earth’s atmosphere d) A sudden increase in the temperature of the earth’s atmosphere Answer: a) A gradual increase in temperature of the earth’s atmosphere

Which gas is responsible for climate change? a) Oxygen b) Nitrogen c) Carbon dioxide d) Helium Answer: c) Carbon dioxide

What is the primary source of carbon dioxide emissions? a) Burning of fossil fuels b) Agricultural activities c) Deforestation d) All of the above Answer: d) All of the above

What is the greenhouse effect? a) The trapping of heat in the earth’s atmosphere by gases like carbon dioxide b) The cooling of the earth’s atmosphere by gases like oxygen c) The trapping of heat in the earth’s atmosphere by gases like nitrogen d) None of the above Answer: a) The trapping of heat in the earth’s atmosphere by gases like carbon dioxide

What is the main cause of the increase in carbon dioxide in the atmosphere? a) Natural processes b) Human activities c) Both a and b d) None of the above Answer: b) Human activities

What is the Paris Agreement? a) An agreement to reduce global greenhouse gas emissions b) An agreement to increase global greenhouse gas emissions c) An agreement to ban the use of fossil fuels d) None of the above Answer: a) An agreement to reduce global greenhouse gas emissions

What is the target of the Paris Agreement? a) To limit global temperature rise to below 1.5 degrees Celsius above pre-industrial levels b) To limit global temperature rise to below 2 degrees Celsius above pre-industrial levels c) To limit global temperature rise to below 3 degrees Celsius above pre-industrial levels d) None of the above Answer: b) To limit global temperature rise to below 2 degrees Celsius above pre-industrial levels

What is the role of forests in mitigating climate change? a) They absorb carbon dioxide from the atmosphere b) They release carbon dioxide into the atmosphere c) They have no impact on climate change d) None of the above Answer: a) They absorb carbon dioxide from the atmosphere

What is ocean acidification? a) The increase in the pH of the ocean b) The decrease in the pH of the ocean c) The stabilization of the pH of the ocean d) None of the above Answer: b) The decrease in the pH of the ocean

What is the main cause of ocean acidification? a) Natural processes b) Human activities c) Both a and b d) None of the above Answer: b) Human activities

What are the impacts of climate change on agriculture? a) Reduced crop yields b) Changes in the timing of planting and harvesting c) Increased pest and disease pressure d) All of the above Answer: d) All of the above

What are the impacts of climate change on human health? a) Increased frequency of heatwaves b) Increased frequency of extreme weather events c) Increased spread of infectious diseases d) All of the above Answer: d) All of the above

What are the impacts of climate change on the ocean? a) Sea level rise b) Ocean acidification c) Changes in ocean currents d) All of the above Answer: d) All of the above