O-LevelBiologyGenetics & Variation5090/11 · Oct/Nov 2025 · Q321 Mark

All organisms in the same species show variation. Some features of different types of variation are listed. 1 an example is body mass 2 has a limited number of possible forms with no intermediates 3 has any value from a minimum to a maximum 4 is unaffected by the environment 5 is usually caused by genes only Which statements refer to discontinuous variation?

A1, 3 and 5

B1 and 3 only

C2, 4 and 5

D2 and 4 only

✓ Correct answer

C: 2, 4 and 5

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Topic: Genetics & Variation, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, Oct/Nov 2025 Paper 1 Variant 1, question 32.

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