11.1 &12.1 vocab

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Across
  1. 4. final step in decomposition
  2. 6. competing species evolve different adaptation
  3. 9. first species to colonize a disturbed area
  4. 10. multiple food chains
  5. 13. feeding position in a food chain or web
  6. 14. consumes animals and plants
  7. 16. consume plants or algae
  8. 18. two lions fighting for a deer
  9. 21. final stage of ecological succession
  10. 23. light, soil, temperature, water
  11. 25. crab living in a snail shell
Down
  1. 1. organisms, trees, plants
  2. 2. the dead leaves, animal feces, and other organic debris
  3. 3. vultures are an example of this
  4. 5. occurs between members of same species
  5. 7. one species benefits and the other is harmed
  6. 8. fungi is an example of this
  7. 11. predator consumes the prey
  8. 12. consumes animals
  9. 15. occurs in a formerly inhabited area that was disturbed
  10. 17. one that plays an important role in its community
  11. 19. unable to digest plants
  12. 20. use energy from sunlight to make food (plants,algae)
  13. 22. earthworms, millipedes, catfish, sea cucumber
  14. 24. total mass of organisms at a trophic level