A-LevelBiologyTransport in plantsMay/June 2010Paper 1 Q61 Mark
The diagrams represent the cross section of the stem, root and leaf of a non-woody dicotyledonous plant. In each section the distribution of the tissues is shown. [Figure 6.1] Which sequence of numbers correctly identifies the distribution of xylem and phloem in the stem, root and leaf?
Axylem: 1, 3, 5; phloem: 2, 4, 6
Bxylem: 1, 4, 6; phloem: 2, 4, 5
Cxylem: 2, 3, 6; phloem: 1, 3, 5
Dxylem: 2, 4, 5; phloem: 1, 3, 6
✓ Correct Answer
The correct answer is D. This question tests the candidate's understanding of transport in plants within the Biologysyllabus. The examiner's mark scheme requires...
📋 Examiner Report & Trap Analysis
Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...
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