Bio Boosters-Evolution-Tues2 class pages 282-291

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Across
  1. 2. All species fight for limited resources, this is called----- .
  2. 4. Change in a population over time is called----.
  3. 5. If an environment stays the same it is called a ------ecosystem.
  4. 7. Organisms that can -----to a changing environment are more likely to survive.
  5. 9. The idea that only the best of a species survive is called survival of the -----
  6. 10. Changes that happen in the DNA are called-----.
  7. 11. Natural________ is when only the best/healthiest organisms survive.
  8. 13. By making --- about hunting it can prevent the extinction of animals.
  9. 14. The more different_______with variations there are, the greater the biodiversity.
Down
  1. 1. Differences in genes amongst offspring is called genetic_______ .
  2. 3. Another name for Survival of the Fittest is _________Selection.
  3. 6. Characteristics and changes of an organism that help it survive are called -------.
  4. 8. For an organism to adapt to an environment, means it needs to ----- in a way that makes it easier for it to survive.
  5. 12. When a species dies out completely it becomes------