A student makes two claims about Ardi and Lucy.
Their ages and skeletal features provide evidence of change over time.
Their ages alone show that Ardi’s species was a direct ancestor of Lucy’s species.
Which option correctly identifies the claims supported by the evidence?
claim 1 is supported; claim 2 is not supported
claim 1 is not supported; claim 2 is not supported
claim 1 is supported; claim 2 is supported
claim 1 is not supported; claim 2 is supported
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.