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Climate Change

25 PYQs · Asked in 13 of 16 years · Free practice

Microthemes in this theme· 9

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Greenhouse Gases and the Carbon Cycle

1 PYQ · Asked in 1 of 16 years

PYQs on Greenhouse Gases and the Carbon Cycle

1 PYQ from 2011–2026
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Prelims 2011

1 question
Environment & EcologyClimate ChangeGreenhouse Gases and the Carbon CycleMedium
Question details
Type:
Statement based
Skill:
Concept understanding
Tags:
Greenhouse Gases and the Carbon Cycle
Related topics:
Marine Food Webs, Plankton and Ocean Productivity
2011 · Q21

Prelims 2011, question 21: Greenhouse Gases and the Carbon Cycle

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 1. Its escape into the outer stratosphere, 2. The photosynthesis by phytoplankton in the oceans, 3. The trapping of air in the polar ice caps. Which of the statements given above is/are correct?

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