Phosphorus Cycle

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Across
  1. 2. The phosphorus cycle does not involve this state
  2. 7. Cutting down these removes phosphates from soils
  3. 8. organisms release phosphorus through
  4. 10. What common manmade substance used to clean clothes is depleting earth's phosphorus supply
Down
  1. 1. This substance is essential for the production of DNA
  2. 3. Phosphorus is the BLANK cycle
  3. 4. phosphorus is extracted from the environment via
  4. 5. humans mine for phosphorus to produce this substance
  5. 6. too much phosphorus in the water leads to too much of this
  6. 9. Chemical symbol for phosphorus
  7. 11. Cells need phosphorus to