AP BIO UNIT 8

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Across
  1. 2. one benefits, other unaffected
  2. 3. one organism eats another
  3. 4. eats others
  4. 6. maximum population environment supports
  5. 7. all ecosystems on earth
  6. 9. connected food chains
  7. 10. spacing of individuals
  8. 12. number of species present
  9. 14. both species benefit
  10. 15. species with major ecosystem impact
  11. 17. individual living thing
  12. 18. living and nonliving system
  13. 19. individuals per area
  14. 21. total living matter
  15. 22. breaks down dead matter
Down
  1. 1. long term climate shifts
  2. 5. makes own food
  3. 8. one benefits, other is harmed
  4. 11. organisms job/role in ecosystem
  5. 13. close species interaction
  6. 16. organisms home
  7. 20. study of ecosystems