Climate Change MCQs with answers

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Climate change refers to significant and lasting changes in Earth’s climate patterns over extended periods. These alterations are largely attributed to human activities, particularly the burning of fossil fuels, deforestation, industrial processes, and agricultural practices. These activities release carbon dioxide (CO2), methane (CH4), nitrous oxide (N2O), and other greenhouse gases into the atmosphere, trapping heat and causing the planet’s temperature to rise. That is why if you live in a desert country like Dubai you need a chiller van rental dubai for carrying your essential goods and keep them fresh

Climate Change MCQs with answers practice now

Causes of Climate Change:

  1. Greenhouse Gas Emissions: The burning of fossil fuels (coal, oil, and natural gas) for energy production and transportation is the largest contributor to CO2 emissions.
  2. Deforestation: Cutting down forests reduces the Earth’s capacity to absorb CO2, leading to increased greenhouse gases in the atmosphere.
  3. Industrial Processes: Manufacturing, cement production, and other industrial activities release greenhouse gases.
  4. Agricultural Practices: Livestock farming, rice cultivation, and the use of synthetic fertilizers emit methane and nitrous oxide.

Effects of Climate Change:

  1. Rising Temperatures: Global temperatures are increasing, leading to more frequent and intense heatwaves.
  2. Extreme Weather Events: Increased frequency of hurricanes, floods, droughts, and wildfires.
  3. Melting Ice Caps and Rising Sea Levels: Resulting in coastal erosion, loss of habitats, and threats to low-lying areas.
  4. Impact on Ecosystems: Disruption of ecosystems, loss of biodiversity, and changes in wildlife migration patterns.
  5. Threats to Agriculture and Food Security: Changing weather patterns affect crop yields, leading to food shortages and increased prices.

Questions and Answers:

What are the main greenhouse gases contributing to climate change?

The primary greenhouse gases are carbon dioxide (CO2), methane (CH4), nitrous oxide (N2O), and fluorinated gases. CO2 is the most prevalent and is mainly emitted from fossil fuel combustion. Methane comes from sources like agriculture and landfills, while nitrous oxide is released from agricultural and industrial activities.

How does climate change affect wildlife?

Climate change disrupts habitats, affecting the behavior, migration, and reproductive patterns of various species. It can lead to the loss of habitats, endangerment, or extinction of certain species due to changes in temperature, precipitation, and food availability.

Can individuals help combat climate change?

Yes, individuals can contribute by reducing energy consumption, using renewable energy sources, minimizing waste, supporting sustainable practices, advocating for policies to reduce emissions, and adopting eco-friendly habits in daily life.

Understanding climate change and its impacts is crucial for fostering global cooperation to mitigate its effects. Taking action on individual, community, and governmental levels is essential to address this urgent challenge.

Climate Change MCQs with answers

Q1. Climate change is caused by 

(a) Greenhouse gases  

(b) Depletion of the ozone layer  

(c) Pollution  

(d) All the above

(d) All the above

Q2. Where was the climate change conference held in the  year 2015?

(a) Paris 

(b) Qatar

(c) Bonn 

(d) Colombo

(a) Paris.  The 2015 United Nations Climate Change Conference,  COP 21 was held in Paris, France,

Q3. What is “Greenhouse effect”

(a) Increase in temperature of Earth due to concentration  of gases in atmosphere 

(b) Acid rain

(c) Black rain

(d) None of the above

(a) Increase in temperature of Earth due to concentration  of gases in atmosphere

Q4. ‘Kyoto Protocol’ is related to 

(a) Air pollution 

(b) Greenhouse Gas  

(c) Climate change 

(d) Water pollution

(c) Climate change

Q5. Greenhouse effect is enhanced in the environment  due to?

(a) Carbon monoxide 

(b) Carbon dioxide

(c) Oxygen

(d) None of the above

(b) Carbon dioxide

Q6. Which of the following is not a greenhouse gas?

(a) Oxygen

(b) Carbon dioxide

(c) Chlorofluorocabons

(d) Methane

(a) Oxygen

Q7. Which of the following gas has the highest contribution to global warming?

(a) Carbon-di-oxide 

(b) Chlorofluorocarbon

(c) Nitrous oxide

(d) Methane

(a) Carbon-di-oxide

Q8. Which one of the following naturally occurring  greenhouse gases causes the highest percentage of the  greenhouse effect?

(a) Carbon Dioxide 

(b) Methane

(c) Ozone

(d) Water Vapour

(d) Water Vapour

Q9. Which reference to ‘NET-ZERO’ GOAL FOR 2050,  which of the following statements is/are correct?

 1. It means that a country will bring down its emissions  to zero by 2050.

 2. It means that a country’s emissions will be compensated by absorption and removal of greenhouse  gases from the atmosphere.

 Select the correct answer using the codes given below.  Codes.

(a) Only 1 

(b) Only 2 

(c) Both 1 and 2 

(d) Neither 1 nor 2

(b) Only 2

Q10. Which one of the following gases is both harmful and  beneficial to life on earth?

(a) Oxygen 

(b) Ozone 

(c) Nitrogen 

(d) Carbon dioxide

(d) Carbon dioxide

Q11.Which of the following countries is the largest emitter  of carbon?

(a) USA 

(b) China

(c) India 

(d) European Union

(b) China

Q12. Which of the following is known as ‘carbon negative  country’ in the world?

(a) Afghanistan

(b) Bahrain

(c) Bhutan

(d) Nepal

(c) Bhutan

Q13. Which one among the following substances does not  contribute to global warming directly ?

(a) Oxides of Sulphur 

(b) Methane

(c) Carbon dioxide

(d) Water vapour

(a) Oxides of Sulphur

Q14. Which one of the following is NOT a green house gas  found naturally in the atmosphere?

(a) Nitrogen oxide 

(b) Carbon dioxide

(c) Methane 

(d) Ozone

(a) Nitrogen oxide

Q15. Which of the following is not Greenhouse gas?

(a) Methane 

(b) Nitrous Oxide  

(c) Chlorofluorocarbons  

(d) Hydrogen

(d) Hydrogen

Q16. The total amount of green-house gases produced, to  directly and indirectly support human activities, is  referred to as?

(a) Carbon dioxide index  

(b) Carbon footprint 

(c) Carbon sequestration 

(d) Carbon capture

(b) Carbon footprint

Q17. Which of the following conditions indicate the impact  of global warming? Select the correct answer from  codes given below:

1. Melting of glaciers  

2. Rise in sea level   

3. Changes in weather conditions  

4. Rise in global temperature  

Codes :

(a) 1 and 2 

(b) 1, 2 and 3  

(c) 2, 3 and 4 

(d) All the above

(d) All the above

Q18. Which one of the following is the most fragile ecosystem  that will be fi rst aff ected by global warming?

(a) The Arctic and Greenland Ice sheet  

(b) Amazon rainforest  

(c) Taiga 

(d) Indian Monsoon

(a) The Arctic and Greenland Ice sheet

Q19. The increasing amount of carbon dioxide in the air  is slowly raising the temperature of the atmosphere  because it absorbs:

(a) The water vapour of the air and retains its heat  

(b) The ultraviolet part of the solar radiation  (c) All the solar radiations  

(d) The infrared part of the solar radiation

(d) The infrared part of the solar radiation

Q20. Consider the following:

1. Rice fields  

2. Coal mining  

3. Domestic animals 

4. Wetlands  

Which of the above is a source of methane, a major  greenhouse gas?

(a) 1 and 4 

(b) 2 and 3  

(c) 1, 2 and 3 

(d) 1, 2, 3 and 4

(d) 1, 2, 3 and 4

Q21. Which human activity is most affected by climate?

(a) Fishing 

(b) Mining  

(c) Manufacturing 

(d) Farming

(d) Farming

Q22. When was India’s first National Action Plan on Climate  Change released?

(a) 2000

(b) 2008

(c) 2012

(d) 2015

(b) 2008

Q23. Consider the following statements:

 (i) Kyoto Protocol came into force in the year 2005.

 (ii) Kyoto protocol primarily deals with reducing  overall greenhouse emissions.

 (iii) Carbon dioxide is fi ve times more effective as a  greenhouse gas than methane.

 Which of the above statements is/are correct?

(a) (i) and (ii) 

(b) (ii) and (iii)  

(c) (i) only 

(d) (iii) only

(a) (i) and (ii)

Q24. The concept of carbon credit’ originated from  

(a) Earth Summit, Rio-de-Janeiro  

(b) Kyoto protocol  

(c) Montreal protocol  

(d) G-8 Summit, Heiligendamm

(b) Kyoto protocol

Q25. Landscapes is managed by the:

(a) Asian Development Bank

(b) International Monetary Fund 

(c) United Nations Environment Programme  

(d) World Bank

(d) World Bank

Q26. Without green house effect, the average temperature  of earth surface would be:

(a) 0°C 

(b) – 18°C 

(c) 5°C

(d) – 20°C

(b) – 18°C

Q27. Which one of the following provides the cryogenic  indicator of climate change?

(a) Ice core  

(b) Fossilized pollen  

(c) Tree ring growth  

(d) Evaporite Deposits

(a) Ice core

Q28. Which human activity significantly contributes to deforestation and impacts climate change?

A) Urbanization

B) Fishing

C) Mining

D) Logging

D) Logging

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Q29. Which greenhouse gas is released through the burning of fossil fuels?

A) Methane

B) Nitrous oxide

C) Carbon dioxide

D) Water vapour

C) Carbon dioxide

Q30. Which factor contributes to the loss of Arctic sea ice?

A) Decreased global temperatures

B) Increased cloud cover

C) Ocean acidification

D) Warmer temperatures

D) Warmer temperatures

Q31. Which process removes carbon dioxide from the atmosphere?

A) Photosynthesis

B) Combustion

C) Fossilization

D) Respiration

A) Photosynthesis

Q32. Which ecosystem is at risk due to ocean acidification caused by climate change?

A) Coral reefs

B) Rainforests

C) Grasslands

D) Tundra

A) Coral reefs

Q33. What is the term for the process of the Earth’s surface warming up due to human activities?

A) Anthropogenic warming

B) Solar radiation

C) Geothermal heating

D) Thermal expansion

A) Anthropogenic warming

Q34. Which gas is more potent in trapping heat compared to carbon dioxide?

A) Nitrous oxide

B) Methane

C) Hydrogen sulphide

D) Ozone

B) Methane

Q35. Which activity is a major cause of methane emissions contributing to climate change?

A) Agriculture

B) Mining

C) Air travel

D) Waste incineration

A) Agriculture

Q36. What is the term for the process of trapping the sun’s heat in the Earth’s atmosphere?

A) Insolation

B) Greenhouse effect

C) Solar irradiance

D) Heat entrapment

B) Greenhouse effect

Q37. Which action contributes most to reducing personal carbon footprint?

A) Driving an electric car

B) Eating locally produced food

C) Using public transportation

D) Planting trees

B) Eating locally produced food

Q38. What is the main reason for the loss of biodiversity due to climate change?

A) Increased rainfall

B) Rising temperatures

C) Reduction in pollution

D) Soil erosion

B) Rising temperatures

Q39. Which region is particularly vulnerable to climate change-induced desertification?

A) Southeast Asia

B) Sub-Saharan Africa

C) Western Europe

D) North America

B) Sub-Saharan Africa

Q40. What is the main source of human-produced greenhouse gas emissions?

A) Deforestation

B) Industrial activities

C) Volcanic eruptions

D) Ocean currents

B) Industrial activities

What causes climate change?

Climate change primarily results from human activities that release greenhouse gases into the atmosphere. The burning of fossil fuels like coal, oil, and natural gas, deforestation, industrial processes, and agricultural practices significantly contribute to the accumulation of greenhouse gases, leading to global warming and climate disruption.

How does climate change impact weather patterns?

Climate change intensifies and alters weather patterns, leading to more frequent and severe weather events. This includes heatwaves, hurricanes, floods, droughts, and wildfires. Changes in temperature and precipitation patterns disrupt ecosystems, agriculture, and human settlements.

What are the consequences of rising global temperatures?

Rising global temperatures lead to various consequences, such as melting ice caps and glaciers, resulting in rising sea levels. This threatens coastal communities with flooding and erosion. Additionally, it impacts ecosystems, biodiversity, and food security, endangering both human and animal habitats.

Can we reverse or stop climate change?

While complete reversal might not be achievable, it’s possible to mitigate and slow down the impacts of climate change by reducing greenhouse gas emissions. This involves transitioning to renewable energy sources, adopting sustainable practices, conserving forests, improving energy efficiency, and implementing policies that limit carbon emissions.

How does climate change affect biodiversity?

Climate change poses a significant threat to biodiversity. It alters habitats, affecting species’ behaviors, life cycles, and geographical ranges. Some species may struggle to adapt or migrate fast enough, leading to a decline in biodiversity. This affects entire ecosystems and can lead to species extinction.

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