Practice test

Climate change - Test Set 1

Review 20 exam-focused questions with detailed explanations, then start the interactive test when you are ready.

20 questions

Questions and explanations

  1. Question 1

    In the context of which of the following do some scientists suggest the use of cirrus cloud thinning technique and the injection of sulphate aerosol into stratosphere?

    1. Creating the artificial rains in some regions
    2. Reducing the frequency and intensity of tropical cyclones
    3. Reducing the adverse effects of solar wind on the Earth
    4. Reducing the global warming
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  2. Question 2

    Consider the following:
    1. Carbon monoxide
    2. Methane
    3. Ozone
    4. Sulphur dioxide
    Which of the above are released into atmosphere due to the burning of crop/biomass residue?
    1. 1 and 2 only
    2. 2,3 and 4 only
    3. 1 and 4 only
    4. 1,2,3 and 4
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  3. Question 3

    Which of the following statements are correct about the deposition of 'methane hydrate'?

    1. Global warming might trigger the release of methane gas from these deposits.
    2. Large deposits of 'methane hydrate' are found in Arctic Tundra and under the seafloor.
    3. Methane in atmosphere oxidizes to carbon dioxide after a decade or two.
    1. 1 and 2 only
    2. 2 and 3 only
    3. 1 and 3 only
    4. 1'2 and 3
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  4. Question 4

    In India, the use of carbofuran, methyl parathion, phorate and triazophos is viewed with apprehension. These chemicals are used as
    1. Pesticides in agriculture
    2. Preservatives in processed foods
    3. fruit-ripening agents
    4. moisturising agents in cosmetics
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  5. Question 5

    Consider the following:
    1. Photosynthesis
    2. Respiration
    3. Decay of organic matter
    4. Volcanic action
    Which of the above add carbon dioxide to the carbon cycle on Earth?
    1. 1 and 4 only
    2. 2 and 3 only
    3. 2,3 and 4 only
    4. 1,2,3 and 4
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  6. Question 6

    Consider the following:
    1. carbon dioxide
    2. Oxides of Nitrogrn
    3. Oxides of Sulphur
    Which of the above is/are the emission/ emissions from coal combustion at thermal power plants?
    1. 1 only
    2. 2 and 3 only
    3. 1 and 3 only
    4. 1,2 and 3 only
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  7. Question 7

    The formation of ozone hole in the Antartic region has been a cause of concern. What could be the reason for the formation of this hole?
    1. Presence of prominent tropospheric turbulence; and inflow of chlorofluoro carbons
    2. Presence of prominent polar front and stratospheric clouds; and inflow of chloro fluorocarbons
    3. Absence of polar front front and stratospheric vlouds; and inflow of methane and chloro fluorocarbons
    4. Increased temperature at polar region due to global warming
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  8. Question 8

    Regarding "carbon credits", which one of the following statements is not correct?
    1. The carbon credit system was ratified in conjunction with the Kyoto Protocol
    2. Carbon credits are awarded to countries or groups that have reduced greenhouse gases below their emission quota
    3. The goal of the carbon credit system is to limit the increase of carbon emission quota
    4. Carbon credits arre traded at a price fixed from time to time by the United Nations Enviroment Programme.
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  9. Question 9

    Which of the following statements regarding ‘Green Climate Fund’ is/are correct?

    1. It is intended to assist the developing countries in adaptation and mitigation practices to counter climate change.

    2. It is founded under the aegis of UNEP, OECD, Asian Development Bank and World Bank
    Select the correct answer using the code given below.
    1. 1 only
    2. 2 only
    3. Both 1 and 2
    4. Neither 1 nor 2
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  10. Question 10

    Which one of the following is associated with the issue of control and phasing out of the use of ozone-depleting substances?
    1. Bretton Woods Conference
    2. Montreal Protocol
    3. Kyoto Protocol
    4. Nagoya Protocol
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  11. Question 11

    Which of the following adds/add carbon dioxide to the carbon cycle on the planet Earth?

    1. Volcanic action

    2. Respiration

    3. Photosynthesis

    4. Decay of organic matter

    Select the correct answer using the code given below.
    1. 1 and 3 only
    2. 2 only
    3. 1, 2 and 4 only
    4. 1, 2, 3 and 4
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  12. Question 12

    Which of the following phenomena might have influenced the evolution of organisms?

    1. Continental drift

    2. Glacial cycles

    Select the correct answer using the code given below:
    1. 1 only
    2. 2 only
    3. Both 1 and 2
    4. Neither 1 nor 2
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  13. Question 13

    Consider the following statements regarding ‘Earth Hour’

    1. It is an initiative of UNEP and UNESCO.

    2. It is a movement in which the participants switch off the lights for one hour on a certain day every year.

    3. It is a movement to raise the awareness about the climate change and the need to save the planet.

    Which of the statements given above is/are correct?
    1. 1 and 3 only
    2. 2 only
    3. 2 and 3 only
    4. 1, 2 and 3
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  14. Question 14

    The scientific view is that the increase in global temperature should not exceed 2°C above 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?

    1. Terrestrial biosphere tends toward a net carbon source

    2. Widespread coral mortality will occur

    3. All the global wetlands will permanently disappear.

    4. Cultivation of cereals will not be possible anywhere in the world

    Select the correct answer using the code given below:
    1. 1 only
    2. 1 and 2 only
    3. 2, 3 and 4 only
    4. 1, 2, 3 and 4
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  15. Question 15

    Consider the following statements:
    1. The International Solar Alliance was launched at the United Nations Climate Change Conference in 2015.

    2. The Alliance includes all the member countries of the United Nations.

    Which of the statements given above is/are correct?

    1. 1 only
    2. 2 only
    3. Both 1 and 2
    4. Neither 1 nor 2
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  16. Question 16

    Plant absorbs dissolved nitrates from soil and converts them into
    1. free N2
    2. urea
    3. ammonia
    4. proteins
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  17. Question 17

    Which ray strikes the earth due to depletion of O3 layer?
    1. Infrared
    2. Microwave
    3. Visible
    4. Ultraviolet
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  18. Question 18

    ______ assists in environmental protection.
    1. Urbanisation
    2. Nuclear explosion
    3. Industrialisation
    4. Plantation and Forestation
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  19. Question 19

    The largest reservoir of nitrogen gas in environment is
    1. Air
    2. Earth’s Crust
    3. Ocean
    4. Plants and animals
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  20. Question 20

    Which part of atmosphere is richest in O3 gas?
    1. Stratosphere
    2. Ionosphere
    3. Exosphere
    4. Magnetosphere
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