Interactions and Ecosystems

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Across
  1. 2. CHAIN A series of organisms through which energy passes
  2. 5. A relationship where both organisms benefit
  3. 8. CYCLE The movement of water through evaporation, condensation, and precipitation
  4. 10. A species that no longer exists
  5. 12. Living factors in an ecosystem
  6. 13. Harmful substances released into the environment
  7. 14. SPECIES A species used to assess the health of an ecosystem
  8. 15. An organism that eats both plants and animals
  9. 16. An organism that hunts another organism for food
Down
  1. 1. Organisms that make their own food
  2. 3. The role or job an organism has in its environment
  3. 4. Organisms that break down dead matter
  4. 6. A relationship where one organism benefits and the other is harmed
  5. 7. An organism that eats only plants
  6. 9. The study of interactions between organisms and their environment
  7. 11. The natural home of an organism