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A-LevelBiologyTransport in plants9700/12 · Oct/Nov 2011 · Q281 Mark

The diagram shows a longitudinal section through transport tissue in a plant stem. [Figure 28] What are the names of the element labelled X and the tissue in which it is found?

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Aelement X: sieve tube, tissue: phloem
Belement X: sieve tube, tissue: xylem
Celement X: vessel, tissue: phloem
Delement X: vessel, tissue: xylem

✓ Correct answer

D: element X: vessel, tissue: xylem

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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 2011 Paper 1 Variant 2, question 28.

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