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7.3 Biodiversity and the effect of human interaction on ecosystems

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Question 18
H

A great biodiversity helps to keep an ecosystem stable.

a.

Explain why a great biodiversity makes an ecosystem more stable.

[2]
b.

The human population is increasing and standards of living are rising. Explain how this reduces the biodiversity of ecosystems.

[3]
Markscheme

7.3 Biodiversity and the effect of human interaction on ecosystems Questions

  1. GCSE
  2. /Biology
  3. /7.3 Biodiversity and the effect of human interaction on ecosystems

84 exam-style questions on AQA GCSE Biology 7.3 Biodiversity and the effect of human interaction on ecosystems, covering 7.3.1 Biodiversity, 7.3.2 Waste management, 7.3.3 Land use, 7.3.4 Deforestation, 7.3.5 Global warming, and 7.3.6 Maintaining biodiversity. Each one has a worked solution and a mark scheme showing where the marks go.

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