14000+ MCQs Environment & Ecology(Climate Change)
Total Questions:- 50
Time:- 30 Minutes
MCQ Pattern
Date:- 02/08/2026
1. Which of the following is known as ‘carbon negative country’ in the world?
2. With reference to ‘Global Climate Change Alliance’, which of the following statements is/are correct?
I. It is an initiative of the European Union.
II. It provides technical and financial supports to targeted developing countries to integrate climate change into their development policies and budgets.
III. It is coordinated by World Resources Institute (WRI) and World Business Council for Sustainable Development (WBCSD).
Select the correct answer using the codes given below.
3. In the context of mitigating the impending global warming due to anthropogenic emissions of carbon dioxide, which of the following can be the potential sites for carbon sequestration?
I. Abandoned and uneconomic coal seams.
II. Depleted oil and gas reservoirs.
III. Subterranean deep saline formations.
Select the correct answer using the codes given below.
4. Which one of the following naturally occurring greenhouse gases causes the highest percentage of Greenhouse effect?
5. Ozone holes are more pronounced at the
6. United Nation Climate Action Summit 2019 was held at which of the following cities?
7. Montreal Protocol is related to the protection of
8. With reference to the Deep Carbon Observation (DCO), which of the following statements is/are correct?
I. It is the Global Research Programme to outreach role of carbon on earth.
II. It conducts the field observations of deep microbial ecosystem.
Select the correct answer using the codes given below.
10. ‘Rio + 20’ is the short name for
11. The International Day for Preservation of Ozone Layer is observed on
12. In absorption of insolation, the most significant part is played by
13. Which of the following group of gases contribute to the “Greenhouse effect”?
14. The hockey stick graph indicates
15. Which one of the following is the most fragile ecosystem that will be first affected by global warming?
17. The Earth Summit produced legally binding convention(s) on
I. The United Nation Framework Convention on Climate Change (UNFCCC) under which the industrialised countries were required to reduce emission of greenhouse gases that cause global warming and related atmospheric problem.
II. The Convention on Biological Diversity, which failed for halting the destruction of species, habitats and ecosystem.
Select the correct answer from the codes given below.
18. Which of the following are correctly matched?
I. Vienna convention – Protection of ozone layer
II. Stockholm convention – Hazardous wastes and their disposal
III. Rotterdam convention – Hazardous chemicals
IV. Basel convention – Persistent organic pollutants
19. Which one of the following atmospheric changes takes place due to greenhouse effect?
20. What is the major role of a greenhouse gas that contributes to temperature rise of the earth’s surface?
21. Ozone layer is above the earth crust around
22. The United Nations Convention on Climate Change ratified by more than 50 countries became effective on
23. Which one of the following was the first country to declare ‘Climate Emergency’?
24. Which one of the following is the cause of long-term sea-level change?
25. The concept of greenhouse gases was postulated by
26. Consider the following statements.
I. Montreal Protocol in the year 1987 called for the complete cut in the use of Chlorofluorocarbons (CFCs) by the year 2000.
II. India was a signatory to the Montreal Protocol in the year 1987.
Which of the statements given above is/are correct?
27. Due to their extensive rice cultivation, some regions may be contributing to global warming. To what possible reason/reasons is this attributable?
I. The anaerobic conditions associated with rice cultivations cause the emission of methane.
II. When nitrogen based fertilisers are used, nitrous oxide is emitted from the cultivated soil.
Which of the statements given above is/are correct?
28. Which one of the following is not included in Eight Missions under India’s National Action Plan on Climate Change?
29. Consider the following statements with reference to climate targets set by World Bank Group for 2021 - 25.
I. It aims, to double its current 5 years investments to around $ 200 billion, in support for countries to take ambitious climate action.
II. World Bank Group aims to significantly decrease the leverage of private finance.
Which of the above statements is/are correct?
30. Which one of the following is associated with the issue of control and phasing out of the use of ozone-depleting substances?
31. Which gas is filled in refrigerators?
32. Methane is emitted from which of the following?
33. Which of the following gas has highest contribution in global warming?
34. Consider the following statements:
I. Under the Kyoto Protocol the developed countries which pay for the costs of developing countries are under Annexure I.
II. EU is under Annexure I.
Which of the statements given above is/are true?
35. Consider the following statements regarding ‘Earth Hour’.
I. It is an initiative of UNEP and UNESCO.
II. It is a movement in which the participants switch off the lights for one hour on a certain day every year.
III. It is a movement of raise the awareness about the climate change and the need to save the planet.
Which of the statements given above is/are correct?
36. Which of the following gas is responsible for the erosion of ozone Layer?
37. Which of the following are the impacts of Global Warming?
I. Rise in sea level
II. Melting of glaciers
III. Spread of diseases
IV. Bleaching of Coral reefs
Select the correct answer using the codes given below.
38. Which one of the following provides the cryogenic indicator of climate change?
39. Consider the following agricultural practices.
I. Contour bunding
II. Relay cropping
III. Zero tillage In the context of global climate change,
which of the above helps/help in carbon sequestration/storage in the soil?
40. Which of the following is not a major positive feedback mechanism in which the activity of humans to increase global climate temperatures leads to an even further increase?
41. Among the following greenhouse gases, which does not cause ozone pollution in the troposphere?
42. Statement I: Global warming signifies the rise in global surface temperature. Statement II: The increase of concentration of greenhouse gases in the atmosphere causes the rise in global surface temperature.
43. In stratosphere, the level of ozone is naturally regulated by
44. Concerning ‘Forest Carbon Partnership Facility’, which of the following statements is/are correct?
I. It is global partnership of Governments, businesses, civil society and indigenous people.
II. It provides financial aid to universities, individual scientists and institutions involved in scientific forestry research to develop eco-friendly and climate adaptation technologies for sustainable forest management.
III. It assists the countries in their ‘REDD+ (Reducing Emission from Deforestation and Forest Degradation+)’ efforts by providing them with financial and technical assistance.
Select the correct answer using the code given below.
45. Which of the following countries is not a part of Kyoto Protocol at present?
46. Which of the following statements is incorrect for ‘Green Climate Fund’ (GCF)?
47. The 'thickness' of stratospheric ozone layer is measured in/on
48. Ozone layer of atmosphere absorbs
50. Among the following greenhouse gases, the emission of which one of the following is entirely anthropogenic?