Marine Ecology - PW

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Across
  1. 3. thing that eats meat
  2. 4. a community of animals and plants
  3. 6. the position of an organism on the food chain
  4. 7. study of organisms
  5. 8. an organism that eats another organism
  6. 9. an organism that eats primary consumers for energy
  7. 12. ecological system of beings and there relationships
  8. 16. relating to living organisms
  9. 17. where organisms make their homes
  10. 19. an association that benefits both organisms
  11. 20. organism that breaks down dead organic material
Down
  1. 1. all food chains in an ecosystem
  2. 2. transferring food from organism to organism
  3. 4. carrying energy in the form of sugar
  4. 5. non living
  5. 6. an organism that consumes other organisms to obtain nutrition from them
  6. 8. organisms that make their own food
  7. 10. the release of carbon dioxide into oxygen
  8. 11. only eats plants
  9. 13. can consume a variety of meats and plants
  10. 14. organism that cannot produce its own food
  11. 15. where living things survive together
  12. 18. a parasite that lives in another being