A-LevelBiologyBiological molecules9700/12 · May/June 2019 · Q51 Mark

After boiling a sample of milk with Benedict's solution, a yellow colour is observed. Which conclusion about the sample of milk is correct?

AReducing sugars are not present.

BReducing sugars are present.

CThere is a high concentration of fructose.

DThere is a low concentration of sucrose.

✓ Correct answer

B: Reducing sugars are present.

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Topic: Biological molecules, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, May/June 2019 Paper 1 Variant 2, question 5.

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