O-LevelBiologyRespiration5090/11 · Oct/Nov 2010 · Q181 Mark

The diagram shows an experiment to study respiration in growing barley seeds. [Diagram] The results of this experiment show that respiration

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Aproduces carbon dioxide.

Breleases energy.

Crequires glucose.

Duses up oxygen.

✓ Correct answer

B: releases energy.

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Topic: Respiration, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, Oct/Nov 2010 Paper 1 Variant 1, question 18.

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