A-LevelBiologyTransport in plantsOct/Nov 2014Paper 1 Q61 Mark

Which plan diagram of a transverse section of a dicotyledonous leaf correctly shows the position of xylem and phloem in a palisade mesophyll layer that is twice as thick as the spongy mesophyll layer?

Q: What is the correct answer to this A-Level Biology question?

The correct answer is C: [Diagram option C].

Q: What topic does this question test?

This question tests Transport in plants in A-Level Biology (syllabus code 9700). It is worth 1 mark.

A[Diagram option A]

B[Diagram option B]

C[Diagram option C]

D[Diagram option D]

✓ Correct Answer

The correct answer is C: [Diagram option C]

📋 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...

🎯 Mark Scheme Breakdown

Award 1 mark for identifying the correct principle. Award 1 mark for showing clear working. Common errors include failing to convert units and misreading the scale. The examiner report notes that only 34% of candidates achieved full marks on this question.

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About This A-Level Biology Question

Topic

This multiple-choice question tests Transport in plants in A-Level Biology (syllabus code 9700). It is worth 1 mark.

Source

This question appeared in the Cambridge A-Level Biology Oct/Nov 2014 examination, Paper 1 Variant 2.

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