Soils Unit

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Across
  1. 3. Materials such as minerals that are not products of organic life
  2. 5. Study of soil formation
  3. 6. Fertile layer below duff but above subsoil
  4. 9. Cross Section that lets you see different layers
  5. 11. Decaying leaves on surface of soil
  6. 12. Breaking down of rocks and other materials on earths surface
  7. 13. Large rocks are broken down into smaller pieces of same material
  8. 14. To decay
  9. 15. Determines composition and properties of soil
  10. 16. The solid layer of rock beneath the soil
Down
  1. 1. layer of soil beneath the topsoil
  2. 2. Biological community of interacting organisms and the environment
  3. 4. Slope of land
  4. 7. Ingredients that provide food for growth or development
  5. 8. changes rock into new substance
  6. 10. Material that contain carbon compounds