Natural Selection Crossword

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Across
  1. 2. Does natural selection happen over a long or short time?
  2. 4. Members of a population usually have slight differences called …….
  3. 8. When a human becomes really cold what does their body do to heat up?
  4. 10. Is a red coloured bug or green coloured bug more likely to survive in green grass?
  5. 11. When an animal or plant has favorable characteristics for their environment what does this help them do?
  6. 12. Mechanism for adaptation is called natural ......
  7. 13. Some plants lose their leaves in winter to prevent water loss or to survive the testing winter conditions. These plants are thus …………..
  8. 15. I live in Antarctica and have white fur. I am a polar .....
Down
  1. 1. Islands that Darwin visited
  2. 3. Had different shaped beaks depending upon the island they were from
  3. 5. Where an organism has a characteristic which makes it better suited to its environment
  4. 6. …………… help keep creatures away from plant’s water filled stems
  5. 7. Proposed the theory of evolution by natural selection
  6. 9. What do kangaroos usually lie under during the heat of the day?
  7. 14. When a human becomes really hot what does their body do to help cool down?