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9.1 Ecosystems and interdependence

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Question 9
F

A field contains grass, rabbits and foxes. Rabbits eat grass and foxes eat rabbits. The number of foxes falls sharply.

Which changes are most likely before food becomes limiting?

[1]
A

fewer rabbits and less grass

B

fewer rabbits and more grass

C

more rabbits and more grass

D

more rabbits and less grass

Markscheme

9.1 Ecosystems and interdependence Questions

  1. GCSE
  2. /Biology
  3. /9.1 Ecosystems and interdependence

39 exam-style questions on Edexcel GCSE Biology 9.1 Ecosystems and interdependence, covering 9.1.1 Levels of organisation in ecosystems, 9.1.2 Abiotic and biotic factors, 9.1.3 Importance of interdependence, 9.1.4 Parasitism and mutualism, and 9.1.5 Determining number of organisms in an area. Each one has a worked solution and a mark scheme showing where the marks go.

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