GCSE Biology – Evidence for evolution

Last updated: 30/04/2020
Edexcel GCSE Science – Combined science foundation Natural selection and genetic modification GCSE Biology – Evidence for evolution

Learning Objectives

-I can explain the evidence for evolution
-I can describe how fossils arise
-I can explain why not all organisms leave fossils
-I can describe what fossils teach us
-I can use an evolutionary tree

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  1. Current
  2. Review
  3. Answered

  1. Why can scientists not be certain about how life started?

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  2. What were early life forms like?

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  3. Why did early life forms leave few traces behind?

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  4. Why else did early life forms leave few traces behind?

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  5. Why is the theory of evolution by natural selection now widely accepted?

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  6. Who made the theory of evolution by natural selection?

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  7. Why do genes support Darwin’s theory?

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  8. What else is evidence for evolution?

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  9. What else is evidence for evolution?

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  10. What else is evidence for evolution?

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  11. What has evolved resistance to antibiotics?

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  12. Why are resistant bacteria evidence for evolution?

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  13. Why are fossils evidence for evolution?

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  14. What are fossils?

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  15. When will fossils form?

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  16. What is a type of fossil?

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  17. What can fossils tell us?

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  18. Where are fossils found?

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  19. Which parts of an organism are fossilised?

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  20. What is a condition needed for decay?

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  21. Why might a dead animal not decay?

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  22. What has been discovered that passes on characteristics?

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  23. Why have horses evolved to have a tail?

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  24. Why have horses evolved to be larger?

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  25. Why have moths evolved to be dark colour?

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