Science Review

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Across
  1. 3. someone that studies the interactions between living and non-living things in an environment.
  2. 7. The struggle among multiple organisms to obtain limited resources.
  3. 9. A type of specie that is nonnative and crowds out the native competitors.
  4. 10. a non-living thing.
Down
  1. 1. The natural home or environment of an organism.
  2. 2. a characteristic that gives a living being an advantage in a competition for resources.
  3. 3. a community of organisms that work together in an environment.
  4. 4. A group of organisms that share many characteristics.
  5. 5. When a species travels long distances in search of resources.
  6. 6. A living thing.
  7. 8. An organisms role in its ecosystem.