Ecology I Review

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Across
  1. 3. a saprotroph that gets its food through intracellular digestion
  2. 4. a saprotroph that gets its food through extracellular digestion
  3. 5. a heterotroph
  4. 9. the position that an organism occupies In a food chain
  5. 11. can synthesize organic molecules for food via photosynthesis.
  6. 13. living components of the environment
  7. 14. a group of organisms living and interacting with each other in an area
  8. 16. the general term for an organism that gets its food from dead or decaying organisms
  9. 18. a community and its abiotic environment.
Down
  1. 1. suggests that the length of a food chain is limited by inefficient energy transfer
  2. 2. nonliving components of the environment
  3. 6. name for food chains that are linked together
  4. 7. organisms of the same species that live in the same area at the same time.
  5. 8. cannot make their own food from inorganic molecules but obtain it by consuming other organisms.
  6. 10. the study of relationships between living organisms and their environment
  7. 12. the environment in which a species normally lives
  8. 15. a group of organisms that can interbreed and produce fertile offspring.
  9. 17. an organism that can produce food