agriculture words

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Across
  1. 2. turn dead into organic matter
  2. 4. role of organism
  3. 6. eat dead animals
  4. 11. to use up a supply
  5. 12. washing of surface materials away by water
  6. 14. place organism lives
  7. 15. range of organisms
Down
  1. 1. make own food from environment
  2. 3. nonliving
  3. 5. soil washing away
  4. 7. protecting nr's for the future
  5. 8. animals in same area
  6. 9. must eat other organisms
  7. 10. area of earth that supports life
  8. 13. living things