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O-LevelBiologyGenetics & Variation5090/11 · May/June 2018 · Q391 Mark

Which statements about natural selection are correct?

Anatural selection can lead to better adapted species surviving: true, natural selection can lead to extinction of a species: true, natural selection can lead to gene mutations occurring: true
Bnatural selection can lead to better adapted species surviving: true, natural selection can lead to extinction of a species: true, natural selection can lead to gene mutations occurring: false
Cnatural selection can lead to better adapted species surviving: true, natural selection can lead to extinction of a species: false, natural selection can lead to gene mutations occurring: true
Dnatural selection can lead to better adapted species surviving: false, natural selection can lead to extinction of a species: true, natural selection can lead to gene mutations occurring: true

✓ Correct answer

B: natural selection can lead to better adapted species surviving: true, natural selection can lead to extinction of a species: true, natural selection can lead to gene mutations occurring: false

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About this question

Topic
Genetics & Variation, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source
O-Level Biology, May/June 2018 Paper 1 Variant 1, question 39.

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