Ecology

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Across
  1. 2. relationship between two organisms, where one organism kills and eats the other
  2. 4. all the living organisms in an ecosytem
  3. 6. relationship between two organisms, where one benefits and the other is unharmed
  4. 7. relationship between two organisms living closely together, where each benefits the other
  5. 9. relationship between organisms that are trying to use the same limited resource
  6. 10. the process by which plants make their food
  7. 11. a non-living factor of the environment
  8. 12. animals that obtain body heat from outside their body
  9. 14. relationship between two organisms, where one organism lives on or in the other and feeds off it
  10. 15. where an organism lives Interdependence/relationship between organisms, where each affects the other’s survival
  11. 16. all the linked food chains in an ecosystem
  12. 17. the study of how organisms interact with each other and with their environment
Down
  1. 1. organisms that require a ready-made source of food
  2. 2. how well an area supports life
  3. 3. all the factors in an organism’s surroundings that affect it
  4. 5. species that are critical to the survival of an entire ecosystem
  5. 8. a living factor of the environment
  6. 11. a feature that an organism has that enables it to survive
  7. 13. animals that can generate body heat internally
  8. 14. organisms that make food for the community