Exam Review - Ecology

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Across
  1. 3. when an organism lives in or on another organism
  2. 5. their role is to break down dead organisms
  3. 7. the interdependent populations that inhabit a common environment
  4. 8. the nonliving parts of the environment
  5. 9. a feeding step in a food web
  6. 11. the autotrophic organisms in an ecosystem
  7. 13. describes a limiting factor that affects populations that reach a certain size
  8. 15. symbiotic relationship, one organism harmed and the other benefits
  9. 16. the role that a species plays in its community
  10. 17. the heterotrophic organisms in an ecosystem
  11. 18. symbiotic relationship in which both organisms benefit
  12. 19. a group of one species of organisims living in the same place at the same time
Down
  1. 1. all the organisms and abiotic factors in an environment
  2. 2. the living parts the environment
  3. 4. the portion of the earth that supports life
  4. 6. describes a limiting factors that affects populations regardless of its size
  5. 10. any biotic or abiotic factor that restricts the existence of organisms in a specific environment
  6. 12. the place that an organism lives
  7. 14. scientific study of the interaction between organisms and their environments