Ecology and the Environment

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Across
  1. 1. all the members of a species living in an area
  2. 2. in parasitism, the organism that is lived on or in
  3. 3. symbiosis, 1 species benefits but the other doesn’t but is not harmed
  4. 4. the study of how organisms interact with the environment
  5. 6. moving into a population
  6. 9. must feed on other organisms for food
  7. 10. struggle between organisms to survive
  8. 11. a gas changing back into a liquid
  9. 13. organisms that can mate and produce offspring that can produce offspring
  10. 15. one organism kills another for food or nutrients
  11. 18. behaviors and characteristics that allow organisms to live successfully
  12. 19. relationship where two species live closely together and at least one benefits
  13. 20. nonliving parts of a habitat
  14. 22. in predation, the one that gets killed
  15. 23. organisms that break down biotic waste and dead organisms
  16. 27. all the different populations live together in an area
  17. 29. an environment that provides things a specific organism needs
  18. 30. eats both plants and animals
  19. 31. eats only plants
Down
  1. 1. drops of water falling from the clouds in the form of rain, sleet snow, or hail
  2. 2. can make it’s own food
  3. 5. a living Thing
  4. 7. part of a habitat that is living or once living
  5. 8. leaving a population
  6. 12. molecules of liquid water absorbing energy and changing to a gas
  7. 14. symbiosis, 1 species benefits but the other doesn’t and is harmed
  8. 16. the role of an organism in it’s environment
  9. 17. things used by people such as trees, water, & coal
  10. 21. eats only animals
  11. 22. contamination of Earth’s land, water or air
  12. 24. all the organisms in an area along with it’s nonliving environment
  13. 25. in predation, the one that does the killing
  14. 26. special carnivore that eats dead animals
  15. 28. symbiosis, where both species benefit
  16. 29. in parasitism, the organism that benefits