Biology

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Across
  1. 5. living together
  2. 7. refers to any necessity of life
  3. 8. describes what an organism does and how it reacts to it's environment
  4. 9. the general place something lives
  5. 11. an interaction in which one animal feeds on producers
  6. 12. the ability to survive and reproduce under environmental circumstances
Down
  1. 1. no two species can occupy the same niche at the same time
  2. 2. a relationship in which one organism lives in or on another organism and harms it
  3. 3. a relationship in which both species benefit
  4. 4. a relationship in which one species benefits and the other doesn't have anything happen to it
  5. 6. when one animal captures and feeds on another
  6. 10. can cause dramatic changes in a community