Ecosystem

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Across
  1. 2. flow in the stream
  2. 4. matter
  3. 6. like sides
  4. 9. means life
  5. 11. branch of biology
  6. 12. that soaks in
  7. 13. understanding
  8. 14. atoms
  9. 15. organisms
  10. 16. and phosphorus
Down
  1. 1. down ground
  2. 3. and ponds
  3. 5. of the ecosystem
  4. 6. banks
  5. 7. thing
  6. 8. close body of water
  7. 10. ecosystems
  8. 12. quality