evolution and natural selection

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Across
  1. 3. How well a species can survive in a habitat
  2. 5. Believed that organisms altered their behavior in response to environmental change
  3. 8. Traits that are passed down through generations
  4. 10. Looks different with similar function
  5. 11. Species competing for resources
  6. 12. Evolution happens______
  7. 14. The change of characteristics in species over a long period of time
  8. 16. An organism evolves from an _____
  9. 18. Organisms adapt to have better fitness in an environment
  10. 19. the biological variation that occurs within species
  11. 20. Looks similar with a different function
Down
  1. 1. process by which habitats are transformed into smaller patches isolated from each other
  2. 2. A modification of an organism to better survive
  3. 4. A species dying off
  4. 6. Change in population due to urban development
  5. 7. Believed in natural selection
  6. 9. an evolutionary force that causes a particular phenotype to be more favorable in certain environmental conditions.
  7. 13. The amount of organisms in a habitat
  8. 15. Does not have a function
  9. 17. Process of a species developing different characteristics