A-LevelBiologyBiological molecules9700/12 · Feb/Mar 2019 · Q101 Mark

A student wrote four statements about what happens during hydrolysis of a carbohydrate. 1 Disaccharides are formed from monosaccharides. 2 Glycosidic bonds are broken. 3 Molecules of water are released. 4 Monosaccharides can be formed. Which statements are correct?

A1 and 2

B1 and 3

C2 and 4

D3 and 4

✓ Correct answer

C: 2 and 4

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Topic: Biological molecules, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, Feb/Mar 2019 Paper 1 Variant 2, question 10.

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