Living things and their Environment

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Across
  1. 3. living thing
  2. 8. an environmental factor that causes a population to stop growing
  3. 9. relationship where one species benefits and the other ie neither hurt nor helped
  4. 10. a characteristic that makes an organism better suited to an environment that becomes common
  5. 11. leaving a population
  6. 16. all members of one species living in a particular area
  7. 17. the role of an organism in its environment
  8. 21. relationship where two species live closely together and at least one benefits
  9. 22. the study of how organisms interact with each other and their environment
  10. 23. organism that has something living inside or on it
  11. 24. relationship where both species benefit
  12. 25. factors in an environment that are non-living
  13. 26. the number of births per 1000 in a given time period
  14. 27. relationship where one organism lives inside or on another, harming it
Down
  1. 1. moving into a population
  2. 2. a group of organisms that can mate and produce offspring
  3. 4. the largest population that an area can hold
  4. 5. organism being killed
  5. 6. the number of individuals in an area of specific size
  6. 7. the number of deaths per 1000 in a given time period
  7. 12. behaviors and physical characteristics that allow organisms to live successfully in their environment
  8. 13. organism doing the killing
  9. 14. struggle between organisms in order to survive in the same environment
  10. 15. community of organisms in a particular area including their non-living environment
  11. 16. the organism that is causing harm to the one it is living in or on
  12. 18. an environment that provides the things an organism needs to survive
  13. 19. interaction where one organism kills another for food and nutirents
  14. 20. all the different populations living together in an area
  15. 26. factors in an environment that were once living