Biological Properties of Soil

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Across
  1. 2. Type of fungi found in a symbiotic relationship with the roots of plants
  2. 5. Food is broken down releasing energy, carbon dioxide is added to the atmosphere
  3. 6. Another word for organic material that has been broken down into a stable state
  4. 11. The long-term capture of carbon from the atmosphere
  5. 15. Comes from living things
  6. 16. Area around the root of a plant occupied by unique microorganisms
  7. 17. Nitrifying bacteria convert ammonium to nitrites then nitrates
Down
  1. 1. All living things in the soil
  2. 3. A practice that encourages earthworm populations
  3. 4. Process by which plants make their own food, removing carbon dioxide from the atmosphere.
  4. 7. Can be calculated by multiplying soil organic matter by 0.58
  5. 8. Burning a substance, releasing carbon dioxide into the atmosphere
  6. 9. Conversion of nitrogen to nitrates by nitrogen-fixing bacteria
  7. 10. Clusters of soil particles that are more stable when there is high organic matter
  8. 12. Macroorganism in the soil that burrows and recycles nutrients
  9. 13. Single-celled, act as decomposers in the soil
  10. 14. How nitrogen is stored/used in animals and plants