A-LevelBiologyCell membranes and transportMay/June 2010Paper 1 Q51 Mark

Some plant and animal cells were placed in different solutions and the results are shown. [Figure 5.1] Which cells were placed in which solution?

Q: What topic does this question test?

This question tests Cell membranes and transport in A-Level Biology (syllabus code 9700). It is worth 1 mark.

A1.0 mol dm⁻³ sucrose: 1 and 2; 0.1 mol dm⁻³ salt solution: 3 and 5

B1.0 mol dm⁻³ sucrose: 1 and 4; 0.1 mol dm⁻³ salt solution: 3

C1.0 mol dm⁻³ sucrose: 2 and 4; 0.1 mol dm⁻³ salt solution: 1 and 3

D1.0 mol dm⁻³ sucrose: 3 and 5; 0.1 mol dm⁻³ salt solution: 2 and 4

✓ Correct Answer

The correct answer is D: 1.0 mol dm⁻³ sucrose: 3 and 5; 0.1 mol dm⁻³ salt solution: 2 and 4

📋 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 Cell membranes and transport in A-Level Biology (syllabus code 9700). It is worth 1 mark.

Source

This question appeared in the Cambridge A-Level Biology May/June 2010 examination, Paper 1 Variant 2.

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