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7.3 - SPECIMEN SET B2 Q7 Answers

7) The UK contains large areas of peat bogs that have been present for thousands of years.

7.1) Peat is removed from peat bogs.
The peat can be mixed with air and added to garden compost.
The release of carbon dioxide from peat is a problem.
Give two other reasons why gardeners should use less peat-based compost in the future. [2 marks]
1. ___________________________
2. ___________________________

7.2) Explain why mixing peat with air leads to the release of carbon dioxide. [4 marks]

​(Total for Question 7 = 6 marks)

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