Ecology Crossword

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Across
  1. 3. model of the flow of energy through an ecosystem
  2. 7. all members of one species that live in the same area
  3. 9. organism that feeds on dead organisms
  4. 10. thin zone of the earth that supports all life
  5. 11. combining and overlapping of many food chains
  6. 13. all the living and nonliving parts of an environment
Down
  1. 1. all the organisms living in a certain area
  2. 2. place where an organism lives
  3. 4. not dead
  4. 5. an organism that gets food by eating other organisms
  5. 6. an organism’s role in its environment
  6. 8. organism that makes its own food
  7. 12. study of the relationship between living things and their environment