14000+ MCQs Environment & Ecology(Climate Change)
Total Questions:- 50
Time:- 30 Minutes
MCQ Pattern
Date:- 17/03/2026
1. Assertion (A): The ozone layer in stratosphere filters out the UV rays present in incoming sunlight. Reason (R): The ozone present in the troposphere creates pollution problems and smog is rich with it.
2. Human activities in the recent past have caused the increased concentration of carbon dioxide in the atmosphere, but a lot of it does not remain in the lower atmosphere because of
I. its escape into the outer stratosphere.
II. the photosynthesis by phytoplankton in the oceans.
III. the trapping of air in the polar ice caps.
Which of the statements given above is/are correct?
3. Who among the following had discovered ‘Ozone Halo’ over Tibetan Plateau in 2005?
4. 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.
5. Who had suggested that the shift in Earth on its axis is one of the factors responsible for climatic change?
6. In which of the following summits green climate fund was finalised?
7. The first research project programme which focused on the El Niño–Southern Oscillation and its predictability was called
8. Which of the following is not true for India to combat the adverse impact of climate change?
9. The scientific view is that the increase in global temperature should not exceed 2°C above the pre-industrial level. If the global temperature increases beyond 3°C above the pre-industrial level, what can be its possible impact/impacts on the world?
I. Terrestrial biosphere tends towards a net carbon source.
II. Widespread coral mortality will occur.
III. All the global wetlands will permanently disappear.
IV. Cultivation of cereals will not be possible anywhere in the world.
Select the correct answer using the codes given below.
10. Which one of the following is not correctly matched?
11. The hockey stick graph indicates
12. The increasing abundance of greenhouse gases in the atmosphere has led to the following effects except
13. Consider the following statements.
I. Clean Development Mechanism (CDM) in respect of carbon credits in one of the Kyoto Protocol Mechanisms.
II. Under the CDM, the projects handled pertain only to the Annex-I countries.
Which of the statements given above is/are correct?
14. Place where ozone layer is primarily found is
15. Which one of the following atmospheric changes takes place due to greenhouse effect?
16. Sea level is expected to rise because of warmer climate due to the following.
17. Which of the following statement is not true about CDM?
18. Which of the following is not true about chlorofluorocarbons?
19. Ozone layer of atmosphere absorbs
20. Which among the following multilateral conventions seeks to protect the human health and environment from Persistent Organic Pollutants (POPs)?
21. Which one of the following was the first country to declare ‘Climate Emergency’?
22. Which of the following conditions indicate the impact of global warming?
I. Melting of glaciers.
II. Rise in sea level.
III. Changes in weather conditions.
IV. Rise in global temperature.
Selects the correct answer from the codes given below.
23. Which one of the following statements regarding the Emission Reduction Purchase Agreement signed with the World Bank in May, 2011 is not correct?
24. Which one of the following provides the cryogenic indicator of climate change?
25. Consider the following statements.
I. With 17% of the world’s population, India contributes only 4% of the total global greenhouse gas emission.
II. India’s CO₂ emissions are approximately 1 tonne per annum as against a world average of 4.2 tonnes per annum.
III. India is one of the few developing countries in the world where the forest cover is increasing, despite the pressure of population growth and rapid economic development.
Which of the statements given above is/are correct?
26. The concept of greenhouse gases was postulated by
27. Consider the following statements:
I. India’s first National Action Plan on Climate Change was launched/released in 2008.
II. Green India Mission is one of the component of National Action Plan on Climate Change.
Select the correct answer using the codes given below.
28. Ozone holes are more pronounced at the
29. The International Day for Preservation of Ozone Layer is observed on
30. According to World Bank Report on India, rising temperature and changing rainfall patterns from Climate change, could cost India 2.8% of GDP by
31. 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?
32. Which one of the following naturally occurring greenhouse gases causes the highest percentage of Greenhouse effect?
33. Ozone layer in atmosphere
34. Which one of the following statements about the National Adaptation Fund for Climate change is not correct?
35. The ranking of countries as the highest per capita emitters of carbon dioxide in the world, taken into account their annual CO₂ emissions from
I. burning of fossil fuels.
II. cement manufacture.
III. land use such as deforestation.
Select the correct answer using the codes given below.
36. Consider the following statements about the depletion of ozone layer.
I. The ozone oxygen cycle is the process by which ozone is continually regenerated in the Earth’s stratosphere, all the while converting Ultra Violet (UV) radiation into heat.
II. Each Cl or Br atom produced from the emissions of chlorofluorocarbons and halons can catalyse around 10 decomposition reactions of ozone before it is removed from the stratosphere.
Which of the statements given above is/are correct?
37. As a result of global warming there has been
I. better global communication.
II. melting of glaciers.
III. flowering of mango trees before times.
IV. adverse impact on health.
Select your answer from the codes given below.
38. Which of the following are the primary causes of climate change?
I. Excessive burning of fossil fuels.
II. Exploding numbers of automobiles driven by oil.
III. Increasing solar flares.
IV. Heavy deforestation.
Select the correct answer using the codes given below.
39. Which of the following is not correctly matched?
40. Which one of the following teams of scientists first discovered ‘ozone hole’ over Antarctica?
41. Ozone protects biosphere from
42. Consider the following statements:
I. Kyoto Protocol came into force in the year 2005.
II. Kyoto Protocol deals primarily with the depletion of the Ozone layer.
III. Methane as a Greenhouse gas is more harmful than carbon dioxide.
Which of the statements given above is/are correct?
43. Which one of the following is not responsible for global warming?
44. Which of the following gas has highest contribution in global warming?
45. 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?
47. Which one of the following is not a greenhouse gas found naturally in the atmosphere?
48. Which one among the following substances does not contribute to global warming?
49. Which of the following is not listed under eight action of Climate Action Plan of Government of India?
50. Consider the following statements.
I. The Climate and Clean Air Coalition (CCAC) to reduce short lived climate pollutants is a unique initiative of G20 group of countries.
II. The CCAC focuses on methane, black carbon and hydrofluorocarbons.
Which of the statement given above is/are correct?