Ecology

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Across
  1. 3. Diversity of a ecosystem
  2. 7. How organisms interact with each other and their environment
  3. 11. A relationship between two organisms where one benefits and one neither benefits of is harmed
  4. 12. A relationship between two organisms where one is benefited and one is harmed
  5. 16. A key so someone can figure out what something is
  6. 17. A organism that creates its own food
  7. 18. A organism that cannot create its own food
Down
  1. 1. A relationship between two organisms where both benefit
  2. 2. When a natural disaster harms a ecosystem and organisms have to restart
  3. 4. The study of how organisms interact
  4. 5. The number of a species in a area
  5. 6. Physical factors of an environment
  6. 8. How certain organisms interact with each other.
  7. 9. When organisms first go to a empty landscape
  8. 10. When certain traits are passed on more because they can pass on their genes easier
  9. 13. Every ecosystem on the planet
  10. 14. A diagram of how energy moves through a ecosytem
  11. 15. Biological factors of an environment