A-LevelBiologyCell structureMay/June 2020Paper 1 Q11 Mark

What is the definition of the resolution of a light microscope?

Q: What topic does this question test?

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

Athe degree of sharpness produced by the microscope

Bthe greatest distance between two objects visible in the same field of view

Cthe minimum distance that allows two objects to be viewed as separate

Dthe size of the smallest object visible using the microscope

✓ Correct Answer

The correct answer is C: the minimum distance that allows two objects to be viewed as separate

📋 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 structure in A-Level Biology (syllabus code 9700). It is worth 1 mark.

Source

This question appeared in the Cambridge A-Level Biology May/June 2020 examination, Paper 1 Variant 2.

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