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4.2 Evidence for evolution and classification

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Question 3
F

The Figure shows the foot bones of a chimpanzee, Ardi, Lucy and a modern human.

Figure

image

a.

Describe how the position of the big toe changes from the chimpanzee to the modern human.

[1]
b.

Ardi could climb trees and could also walk upright.

Explain how the Figure supports the idea that Ardi could climb trees.

[2]
c.

Explain why Lucy's foot is better adapted for walking upright than Ardi's foot.

[3]
Markscheme

4.2 Evidence for evolution and classification Questions

  1. GCSE
  2. /Biology
  3. /4.2 Evidence for evolution and classification

40 exam-style questions on Edexcel GCSE Biology 4.2 Evidence for evolution and classification, covering 4.2.1 Fossil evidence for human evolution, 4.2.2 Stone tool evidence for human evolution, 4.2.3 Pentadactyl limb as evidence, and 4.2.4 Three domains classification. Each one has a worked solution and a mark scheme showing where the marks go.

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