Biology 5090 · O Level · Energy flow

Energy flow — practice question

The diagram illustrates a food web. What is most likely to happen to the owl population if foxes die out?

  • AIt will decrease because there will be more competition with stoats for food.
  • BIt will increase because there will be more rats, beetles and rabbits for them to eat.
  • CIt will stay the same because owls do not eat foxes.
  • DIt will stay the same because stoats will eat less food.

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