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Cambridge IGCSE Biology

14Coordination and response

Coordination and response in Cambridge IGCSE Biology: what the syllabus expects you to know, the learning objectives and how to practise.
Topic119 practice questions6 lessons

In this topic

Lessons

  • The nervous system, reflexes and synapses

    25 min

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  • The eye

    25 min

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  • Hormones and the endocrine system

    18 min

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  • Homeostasis and blood glucose control

    22 min

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  • Skin and body temperature control

    18 min

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  • Tropisms and plant hormones

    30 min

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Sample question

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Exam style

Coordination and response: sample question

1 mark

Young sorghum seedlings are grown in a closed box with a narrow slit on one side, so that light enters only through the slit. What happens to the shoots after a few days?

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