The newest 12 of 12 written questions. Open one to see it on the real paper.
Earlobe shape is an example of discontinuous variation. Name one other example of discontinuous variation in humans.
See it on the paper →Complete the sentences about pea plants. Use words from the list. asexual continuous genotypes discontinuous mutations phenotypes The colour of pea seeds is an example of variation.
See it on the paper →Identify the most frequent pea colour and shape in Fig. 7.1.
See it on the paper →State the frequency of wrinkled green peas in Fig. 7.1.
See it on the paper →Describe evidence from Fig. 7.1 that shows that pea colour and shape are examples of discontinuous variation.
See it on the paper →State one example of discontinuous variation.
See it on the paper →One of the blood groups in Fig. 10.1 is not labelled. State this blood group.
See it on the paper →Identify the most common blood group in Fig. 10.1.
See it on the paper →Comprehensive responses • Many correct examples of discontinuous variation were given. Limited responses • Many candidates confused discontinuous variation with continuous variation and suggested weight or height as examples.
— Examiner report, February/March 2026, 0654/32 Q3(c)(ii) (Cambridge)
Candidates struggled to use the terms given in this question correctly. Many thought it was continuous variation with only two genotypes. Gaining familiarity with the use and meaning of these terms through their application in different contexts is important if candidates are to be successful in answering such questions.
— Examiner report, May/June 2025, 0654/32 Q2(a) (Cambridge)
Almost all candidates correctly identified the wrinkled yellow peas as the most frequent pea colour and shape.
— Examiner report, February/March 2024, 0654/32 Q7(b)(i) (Cambridge)
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Describe evidence from Fig. 10.1 that shows that this characteristic is an example of discontinuous variation.
Describe the evidence in Fig. 10.1 that shows blood group is an example of discontinuous variation.
See it on the paper →Complete this sentence about discontinuous variation. Discontinuous variation is mostly caused by alone.
See it on the paper →A class investigated the number of students that are able to roll their tongues. Fig. 10.1 is a graph of the results. 30 25 20 number of students 15 10 5 0 can roll tongue cannot roll tongue ability to roll tongue Fig. 10.1 Use evidence from Fig. 10.1 to explain why this is an example of discontinuous variation.
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