Cambridge IGCSE Biology practice

Paper 3 structured question: Heart

Try the question first, then check the answer and practise the same topic again.

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Paper

Marks

Topic

Heart

Exam-style question

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Paper 3Theory (Core)1 marks

Diagram of the mammalian heart showing labelled parts.

Diagram Description

A labelled diagram shows the muscular wall, septum, left and right atria, left and right ventricles, one-way valves, and coronary arteries.

a
Identify the structure that separates the left and right sides of the heart.
Your answer
Aim for approximately 1 distinct marking point.
[1]

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Paper 3Theory (Core)2 marks

Diagram Description

A labelled diagram shows the muscular wall, septum, left and right atria, left and right ventricles, one-way valves, and coronary arteries.

a
State the function of the one-way valves in the heart.
Your answer
Aim for approximately 2 distinct marking points.
[2]