Edexcel A-Level Biology A2 8.9 Habituation Questions

Identify the repeated stimulus, show that response frequency or intensity falls without fatigue and link reduced reaction to saved energy, feeding or lower injury risk.

Exam points

Explain habituation as a reduced response to a repeated harmless stimulus.
Interpret repeated-exposure or recovery data to compare habituation between groups.
Link habituation to conserving energy, feeding time or reduced injury risk.

[Maximum number: 1]

Whales are large mammals.
The photograph shows a beluga whale and a human diver.

Figure for Question Edexcel A-Level Biology A2 8.9 Habituation Questions question 1 — Edexcel A-Level Biology A2

A beluga whale can become habituated to human divers.

How many of the following statements about habituation are correct?
- habituation is an example of anatomical adaptation
- habituation is only observed in mammals
- habituation only occurs after repeated exposure to the same stimulus
- A 0
□ B 1
□ C 2
□ D 3

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Edexcel A-Level Biology A2 8.9 Habituation Questions question 1