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A-LevelBiologyTransport in plants9700/12 · Oct/Nov 2015 · Q251 Mark

Which changes to the water potential and the volume of liquid in the phloem occur when sucrose is transferred from leaves into phloem sieve tubes to be transported to a sink?

Aless negative decreased

Bless negative increased

Cmore negative decreased

Dmore negative increased

✓ Correct answer

D: more negative increased

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About this question

Topic: Transport in plants, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, Oct/Nov 2015 Paper 1 Variant 2, question 25.

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