Ecosystems

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Across
  1. 2. A change to an ecosystem.
  2. 5. An organism that uses photosynthesis to create food molecules.
  3. 6. Large-scale farm with one crop.
  4. 9. Small increases and decreases on a population graph.
  5. 10. When something is no longer in existence.
  6. 12. An organism that breaks down waste materials.
  7. 13. An organism that eats only plants.
  8. 14. An organism that eats both plants and animals.
  9. 15. An organism that is eaten by a predator.
Down
  1. 1. An organism that eats other organisms for food.
  2. 3. All of the living and nonliving things in an area.
  3. 4. The number of organisms of a species living in an area.
  4. 7. An organism that eats meat.
  5. 8. All the different living things in an area.
  6. 10. When a species is close to extinction
  7. 11. An organism that eats other animals for food.