Cambridge IGCSE Biology practice

Paper 3 structured question: Sense organs

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Paper

Marks

Topic

Sense organs

Exam-style question

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Paper 3Theory (Core)2 marks

Sense organs have receptor cells that detect specific stimuli.

Description

Receptor cells in different sense organs respond to specific types of stimuli such as light, sound, touch, temperature, and chemicals.

a
Describe how receptor cells in sense organs help organisms detect changes in their environment.
Your answer
Aim for approximately 2 distinct marking points.
[2]

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Paper 3Theory (Core)1 marks

Description

Different sense organs contain receptor cells that detect stimuli such as light, sound, touch, temperature, and chemicals.

a
State what sense organ contains receptor cells that respond to light?
Your answer
Aim for approximately 1 distinct marking point.
[1]