A-LevelBiologyTransport in plants9700/12 · Oct/Nov 2012 · Q271 Mark

The diagrams show transverse sections of parts of a plant. [Figure 27.1] In the transverse sections, what do 1, 2, 3, 4, 5 and 6 represent?

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Aleaf phloem: 1, leaf xylem: 2, stem phloem: 3, stem xylem: 4, root phloem: 5, root xylem: 6

Bleaf phloem: 1, leaf xylem: 2, stem phloem: 4, stem xylem: 3, root phloem: 6, root xylem: 5

Cleaf phloem: 2, leaf xylem: 1, stem phloem: 3, stem xylem: 4, root phloem: 5, root xylem: 6

Dleaf phloem: 2, leaf xylem: 1, stem phloem: 4, stem xylem: 3, root phloem: 6, root xylem: 5

✓ Correct answer

C: leaf phloem: 2, leaf xylem: 1, stem phloem: 3, stem xylem: 4, root phloem: 5, root xylem: 6

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Topic: Transport in plants, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, Oct/Nov 2012 Paper 1 Variant 2, question 27.

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