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5.2 Natural selection and evolution

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Question 20
F

Darwin studied finches on different islands. The finches on each island had beaks of a different shape. Which statement best explains this?

[1]
A

Finches with beaks best suited to the food survived to breed.

B

Finches changed the shape of their beaks to eat the food.

C

The food caused mutations in the genes for beak shape.

D

Finches chose to mate only with birds with the same beak.

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5.2 Natural selection and evolution Questions

  1. GCSE
  2. /Biology
  3. /5.2 Natural selection and evolution

122 exam-style questions on OCR GCSE Biology 5.2 Natural selection and evolution, covering 5.2.1 Genetic variation within a population, 5.2.2 Developments in classification systems, 5.2.3 How evolution occurs through natural selection, 5.2.4 Evolution as change over time, 5.2.5 Evidence for evolution, and 5.2.6 Darwin and Wallace. Each one has a worked solution and a mark scheme showing where the marks go.

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