Which change in stone tools provides evidence of developing tool-making skills during human evolution?
Tools became less finely shaped and identical for every task.
Tools became more finely shaped because stones grew naturally sharper.
Tools became less finely shaped because fossils formed more slowly.
Tools became more finely shaped and suited to particular tasks.
44 exam-style questions on Edexcel GCSE Biology 4.1 Evolution and natural selection, covering 4.1.1 Work of Darwin and Wallace and 4.1.2 Resistant organisms and evolution. Each one has a worked solution and a mark scheme showing where the marks go.