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5.1 Homeostasis

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Question 4

A person sits in a warm greenhouse. The person's body temperature rises above the optimum level.

Which statement correctly describes how the person's body responds to this change?

[1]
A

Receptors detect the rise, then effectors act to reduce body temperature towards the optimum.

B

Body temperature falls only once the person consciously decides to move somewhere cooler.

C

The coordination centre detects the rise, then receptors act to reduce body temperature.

D

Effectors act to reduce body temperature before any receptors have detected the rise.

Markscheme

5.1 Homeostasis Questions

  1. GCSE
  2. /Biology
  3. /5.1 Homeostasis

76 exam-style questions on AQA GCSE Biology 5.1 Homeostasis, covering 5.1 Homeostasis. Each one has a worked solution and a mark scheme showing where the marks go.

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