Biogeochemical Cycles

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Across
  1. 6. release of water from leaves during photosynthesis
  2. 8. conversion of nitrate into dinitrogen oxide gas
  3. 9. decomposers break down organic matter into ammonia
  4. 10. organisms use sugar for cellular processes and form carbon dioxide and water
  5. 12. water that percolates through soil
Down
  1. 1. producers form sugar from carbon dioxide and water
  2. 2. conversion of ammonia into nitrite and nitrate
  3. 3. water that moves across the land surface
  4. 4. burning fossil fuels to release carbon dioxide
  5. 5. process by which producers incorporate elements into their tissues
  6. 7. rain, sleet, snow
  7. 11. process by which atmospheric N2 is converted to ammonia by organisms