Cambridge IGCSE Biology practice

Paper 3 structured question: Anaerobic respiration

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Paper

Marks

Topic

Anaerobic respiration

Exam-style question

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Paper 3Theory (Core)1 marks

Yeast respires anaerobically to produce alcohol and carbon dioxide from glucose when oxygen is absent.

Description

Yeast cells convert glucose into alcohol and carbon dioxide without oxygen.

a
Identify one product of anaerobic respiration in yeast.
Your answer
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[1]

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Paper 3Theory (Core)1 marks

Description

Yeast cells convert glucose into alcohol and carbon dioxide when oxygen is not available.

a
State the word equation for anaerobic respiration in yeast.
Your answer
Aim for approximately 1 distinct marking point.
[1]