Ecosystem revision

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Across
  1. 4. - An animal that hunts other animals.
  2. 6. - Conversion of ammonium to nitrate by bacteria.
  3. 9. - When there are twoo many of one species for the ecosystem to handle.
  4. 11. - The process plants use to convert sunlight into energy.
  5. 12. - An animal hunted by other animals for food.
  6. 13. - An organism that makes its own food, often through photosynthesis.
  7. 15. - Process of liquid water turning into vapor.
  8. 16. - Conversion of nitrate back to atmospheric nitrogen.
  9. 19. - Eats only plants.
Down
  1. 1. - The process of converting food into energy, CO2, and water.
  2. 2. - A key abiotic factor for photosynthesis.
  3. 3. - The act of eating plants.
  4. 5. - A relationship where both organisms benefit.
  5. 7. - A gas required for respiration. It is produced by plants.
  6. 8. - An organism that eats other organisms for energy.
  7. 10. - Process of water vapor turning into liquid.
  8. 14. - Eats only meat.
  9. 17. - Eats both plants and meat.
  10. 18. - A place where an organism lives.