Colin's Ecology crossword puzzle

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Across
  1. 3. the changing of energy from one form to another
  2. 6. the amount of organisms a certain environment can hold, and allow for those organisms to survive
  3. 7. new species in an environment that is harmful and overpopulating
  4. 10. any organism that can't make its own food
  5. 12. All of the organisms of a given area and the encompassing physical environment.
  6. 14. anything that delays or decreases the growth of a population
  7. 16. a diagram that shows how energy is transferred through organisms in a ecosystem
Down
  1. 1. differences in genes of a species
  2. 2. plant that produces its own food by taking in sunlight
  3. 4. non-living factor that effects the environment
  4. 5. the struggle between organisms for resources in their environment
  5. 8. the surrounding conditions in which an organism lives
  6. 9. the study of an organisms relations to each
  7. 11. living organism that effects the environment
  8. 13. organism that breaks down dead organic material
  9. 15. a visual representation of what animals eat certain animals