South Africa Matric · Life Sciences

Evolution and natural selection

13 practice questions, each with the answer and an explanation.

Practise Evolution and natural selection now

Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.

All 13 questions

  1. According to Darwin's theory of natural selection, which individuals are most likely to leave offspring?
  2. Lamarck proposed that giraffes evolved long necks because
  3. Archaeopteryx, which has both reptilian and bird features, is an example of
  4. Which condition is most important for the formation of a new species?
  5. Before the Industrial Revolution most peppered moths were light, but in polluted areas dark moths became common. This is best explained by
  6. Bacteria can become resistant to an antibiotic over time. Which statement explains this?
  7. A human arm and a whale flipper have the same bone structure but different functions. These are
  8. The wings of a bird and the wings of an insect are examples of
  9. The theory of punctuated equilibrium proposes that species
  10. What is the original source of new alleles in a population?
  11. A gene pool is best described as
  12. Natural selection acts directly on the
  13. Allopatric speciation begins when

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