Soil Unit

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Across
  1. 4. SAND has a _?_ water infiltration rate
  2. 5. When a soil has less developed layers, it is considered _?_
  3. 7. When a soil has more developed layers, it is considered _?_
  4. 8. Organic matter is dead _?_ or animal material
  5. 10. Soil texture that has the largest particle size
  6. 12. The rate at which water moves into and through a soil
  7. 14. parent material, moisture, chemistry and organic matter affect soil _?_
  8. 16. What is the texture of a soil that is 10% sand, 25% silt, 65% clay?
  9. 18. Soil texture is determined by _?_ size
  10. 19. __?__ matter generally account for 5% of a soil
  11. 21. Air and _?_ generally account for 25% of a soil each
Down
  1. 1. very specific soil types
  2. 2. Soil texture that has medium particle size
  3. 3. There are more living organisms in a handful of soil than there are _?_ on Earth.
  4. 6. generally accounts for 45% of a soil
  5. 9. What is the texture of a soil that is 40% sand, 40% silt, 20% clay?
  6. 11. CLAY has a _?_ water infiltration rate
  7. 13. broad categories of soils
  8. 15. The soil horizons, in order from top to bottom
  9. 17. In general, Colorado has _?_ soils
  10. 18. a figure that expresses whether a solution is acidic or alkaline
  11. 20. Soil texture that has the smallest particle size