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7.1 Adaptations, interdependence and competition

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Question 9

In an orchard, orb-weaver spiders catch moths. Wrens feed on the spiders, and sparrowhawks hunt the wrens.

More sparrowhawks start hunting in the orchard. Each predator feeds only on the prey named, and no other conditions change.

Which statement correctly predicts two of the population changes that follow?

[1]
A

Fewer orb-weaver spiders and more moths.

B

Fewer wrens and fewer moths.

C

Fewer wrens and fewer orb-weaver spiders.

D

More orb-weaver spiders and more moths.

Markscheme

7.1 Adaptations, interdependence and competition Questions

  1. GCSE
  2. /Biology
  3. /7.1 Adaptations, interdependence and competition

82 exam-style questions on AQA GCSE Biology 7.1 Adaptations, interdependence and competition, covering 7.1.1 Communities, 7.1.2 Abiotic factors, 7.1.3 Biotic factors, and 7.1.4 Adaptations. Each one has a worked solution and a mark scheme showing where the marks go.

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