Ecosystem Crossword

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Across
  1. 4. The number of plants or animals there are in a particular species
  2. 7. Gives plants their green color and is necessary for photosynthesis
  3. 8. Any living thing
  4. 11. Animals that eat other organisms to survive
  5. 12. The flow of energy through plants and animals in an ecosystem
  6. 16. An animal that hunts and eats other animals
  7. 17. A representation of the amount of energy in different trophic levels
  8. 18. Anything that causes an action in a plant
Down
  1. 1. Plants and animals together in their habitat
  2. 2. The movement/growth of a plant as it responds to a stimulus in its environment
  3. 3. A change in an organism that benefits it
  4. 5. Anything that slows or stops a populations numbers from growing
  5. 6. Orangisms that make their own food
  6. 9. They break down dead animals and plants
  7. 10. A individual plant, animal, or single-celled life form
  8. 13. A community of plants and animals inside their environment
  9. 14. Any non-living thing
  10. 15. The climate, plants, animals, and environment in one big area