Ecosystems Terminology Crossword

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Across
  1. 2. A living element in an ecosystem that produces its own food
  2. 5. A consumer that breaks down the dead plants, animals and waste products in an ecosystem
  3. 7. An animal that only eats plants
  4. 12. The process by which a green plant turns water and carbon dioxide into food when the plant is exposed to light
  5. 14. An organism that feeds on organic waste
  6. 16. An animal that eats both plants and other animals
  7. 18. A living thing in an ecosystem that must feed on other organisms in order to supply its food needs
  8. 20. A non-living thing in an ecosystem
Down
  1. 1. An animal that eats only other animals
  2. 3. An active demand by two or more organisms or kinds of organisms for some environmental resource in short supply
  3. 4. An animal that is hunted or killed by another animal(predator) for food
  4. 6. An example of a omnivore
  5. 8. An example of a carnivore
  6. 9. A group of individuals of the same species
  7. 10. A series of types of living things in which each one uses the next lower member of the series as a source of food
  8. 11. The rapid expansion of a species into regions where it had not previously existed
  9. 13. An example of a herbivore
  10. 15. An animal that lives by killing and eating other animals: an animal that preys on other animals
  11. 17. A whole group of interacting food chains in an ecological community
  12. 19. A living element