Ecology Vocab Review

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Across
  1. 3. An interaction between organisms or species that require the same resource
  2. 6. The study of how organisms interact with their environment and other organisms
  3. 10. Individual living things
  4. 11. Disturbances that can affect an ecosystem
  5. 13. Shifts in weather and temperature that can occur naturally or are caused by humans
  6. 14. Parts of the Earth where all life exists
  7. 16. Organisms that can make their own food
  8. 18. A relationship where one organism benefits and the other is unaffected
  9. 19. The natural environment where an organism lives and adapts to
  10. 21. When an organism preys on another
  11. 22. Nonliving parts of an ecosystem such as water, sunlight, and soil
Down
  1. 1. Environmental changes caused by humans that affect natural environments and ecosystems
  2. 2. Introducing harmful materials into the environment
  3. 4. A relationship between two organisms where both benefit
  4. 5. The number of a species in a given area
  5. 7. An organism that obtains its energy through eating other organisms
  6. 8. Multiple interacting species that live in the same area
  7. 9. A species that plays a vital role in its ecosystem
  8. 12. Living parts of an ecosystem
  9. 14. All different kinds of life or organisms found in one area
  10. 15. Consists of abiotic and biotic factors interacting together in a given area
  11. 17. The maximum population an ecosystem can sustain
  12. 20. Where one organism benefits and the other is harmed