Ecology Part l

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Across
  1. 6. any animal that feeds chiefly on grass and other plants
  2. 7. an organism capable of synthesizing its own food
  3. 10. an animal or plant that lives in or on a host
  4. 12. an animal that feeds on both animal and vegetable substances
  5. 13. involving the entire world
  6. 16. the variety of life on Earth at all its levels, from genes to ecosystems
  7. 17. plants
  8. 18. a terrestrial or aquatic flesh-eating mammal
  9. 19. organisms interacting with their physical environment
Down
  1. 1. protecting from threats of the environment/ecosystem
  2. 2. an organism that feeds on complex organic substances
  3. 3. when one organism benefits from another without damaging it
  4. 4. prevention of wasteful use of a resource
  5. 5. the relation between two organisms that benefit each other
  6. 8. study of the relations of organisms to their environment
  7. 9. the area in which something exists or lives
  8. 11. characteristic of a microorganism, especially a bacterium causing disease or fermentation.
  9. 14. break down
  10. 15. relating to or belonging to an organism
  11. 16. major ecological community with distinct climate and flora