Populations and Communities

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Across
  1. 2. study of how organisms interact with each other and their environment
  2. 7. an environment that provides the things an organism needs
  3. 9. nonliving factors in the environment
  4. 10. group of organisms that can mate and produce fertile offspring
  5. 11. relationship in which both species benefit
  6. 12. the community of organisms that live in area, along with the nonliving environment
  7. 15. relationship in which one species benefits and the other is harmed
  8. 17. behaviors and physical characteristics that allow organisms to live successfully
  9. 19. leaving population
  10. 20. relationship in which one species benefits the the other is neither helped or harmed
  11. 21. all members of one species living in particular area
Down
  1. 1. role of an organism in its habitat
  2. 3. living things
  3. 4. number of deaths for 1000 individuals for a given time period
  4. 5. number of births for 1000 individuals for a given time period
  5. 6. type of factor that causes the population to stop growing or decrease in number
  6. 8. organism that does the killing
  7. 13. all the different populations that live in an area
  8. 14. moving into a population
  9. 16. living factors in the environment
  10. 18. organism that is killed