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Learning objective

Explain that sense organs consist of groups of receptor cells that react to specific types of stimuli such as light, sound, touch, temperature, and chemicals.

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  • Read the explanation.
  • Check key terms.
  • Practise with linked questions.
Cambridge IGCSE BiologyCoordination and responseCore content

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Quick explanation

Explain that sense organs consist of groups of receptor cells that react to specific types of stimuli such as light, sound, touch, temperature, and chemicals

  • This point belongs to Sense organs, especially Sense organs outcomes.
  • You need to be able to explain that sense organs consist of groups of receptor cells that react to specific types of stimuli such as light, sound, touch, temperature, and chemicals.
  • The key ideas to know are Describe.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

Describe

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Paper 3 structured question: Sense organs

Paper 3Theory (Core)1 marks

Description

Sense Organs and Stimuli

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

  1. a

    State what sense organ contains receptor cells that respond to light?

    Aim for approximately 1 distinct marking point.

    [1]
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