Environment Crossword

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Across
  1. 2. the total mass of organisms in a given area or volume
  2. 5. the process of rotting and decay
  3. 8. the role an animal takes on in an environment
  4. 9. the branch of science concerned with environmental relations
  5. 10. the process of being worn out to exposure to the environment
  6. 12. the supply of water to land or crops to aid in growth
  7. 13. the region of the Earth that contain life
  8. 15. an organism that obtains energy by eating other organisms
Down
  1. 1. nonliving (the prefix bio- means living)
  2. 3. a collection of plants and animals
  3. 4. relating to the surroundings of something
  4. 6. the process of transforming into an uninhabitable land
  5. 7. the plants of the particular region
  6. 11. land suited for growing crops
  7. 14. a community of interacting organisms