Ecology Vocabulary Review

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Across
  1. 5. populations in a community. Consists of all living and non-living things
  2. 7. organisms that needs to obtain food
  3. 8. Factors all living organisms inhabiting the Earth
  4. 10. is harmful to the local habitat
  5. 12. a group of organisms of one species living in the same place at the same time that interbreed
  6. 16. several interacting populations that inhabit a common environment and are interdependent
  7. 17. Bottom of the food chain
  8. 19. species A species that has been introduced or is not native to an environment
Down
  1. 1. organisms that make their own food
  2. 2. life supporting portions of Earth composed of air, land, fresh water, and salt water
  3. 3. any interaction between two organisms in which one organism consumes all or part of another organism
  4. 4. one species benefits and the other is neither harmed nor helped
  5. 6. one species benefits (parasite) and the other is harmed (host)
  6. 9. beneficial to both species
  7. 11. Factors non living organisms
  8. 13. the role a species plays in a community; its total way of life
  9. 14. Species those that normally live and thrive in a particular community
  10. 15. any unicellular or multicellular form exhibiting all of the characteristics of life
  11. 18. they must ingest food
  12. 20. The study of relations and interactions between organisms in their environment.