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9.2 Carbon dioxide and methane as greenhouse gases

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Question 28
H

A company plants trees to off-set some of the carbon dioxide it releases. Which statement is a limitation of using tree planting in this way?

[1]
A

The trees remove the carbon dioxide only slowly and over many years

B

The trees release carbon dioxide into the air as they photosynthesise

C

The trees increase the amount of methane released from the soil below

D

The trees absorb long wavelength radiation from the Earth's surface

Markscheme

9.2 Carbon dioxide and methane as greenhouse gases Questions

  1. GCSE
  2. /Chemistry
  3. /9.2 Carbon dioxide and methane as greenhouse gases

40 exam-style questions on AQA GCSE Chemistry 9.2 Carbon dioxide and methane as greenhouse gases, covering 9.2.1 Greenhouse gases, 9.2.2 Human activities which contribute to an increase in greenhouse gases in the, 9.2.3 Global climate change, and 9.2.4 The carbon footprint and its reduction. Each one has a worked solution and a mark scheme showing where the marks go.

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