GCSE Biology: Decay and Decomposition – Revision Quiz

10 QuestionsMultiple ChoiceFree Practice

About this quiz

This GCSE Biology: Decay and Decomposition – Revision Quiz quiz contains 10 multiple choice questions designed to help you revise and test your GCSE Biology knowledge. Select an answer for each question and click “Submit Answer” to see instant feedback. Take your time and try to score as high as possible!

Description

Understand how microorganisms decompose organic matter and the factors affecting the rate of decay.

Progress0 / 10 answered
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Question 1 of 10

Decomposers are important because they:
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Question 2 of 10

The main types of decomposers are:
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Question 3 of 10

The rate of decay is fastest when conditions are:
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Question 4 of 10

Food can be preserved by:
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Question 5 of 10

Composting involves:
6

Question 6 of 10

Anaerobic decomposition (without oxygen) produces:
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Question 7 of 10

Temperature affects decay rate because:
8

Question 8 of 10

In the nitrogen cycle, decomposers convert:
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Question 9 of 10

Detritus feeders (like earthworms) help decay by:
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Question 10 of 10

Milk goes sour because:

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