Soil Choices Vocab

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Across
  1. 2. The empty space between soil
  2. 4. Also known as the subsoil. Consists of mostly clay, iron, aluminum oxides, and minerals
  3. 5. The dark material in soil that is made up of dead organisms and decomposed matter
  4. 7. The top layer of soil, consisting of mostly organic matter
  5. 8. A mixture of soil, silt, sand, and clay
  6. 10. The amount of empty space between soil
  7. 11. A soil layer rich in organic matter and minerals. Below the O Horizon
  8. 12. The top layer of soil made up of leaves and other similar organic compounds
  9. 16. Organisms that decompose dead organisms and turn them into nutrients and soil
  10. 18. Any material that comes from the natural world or is/was living
  11. 19. The process of being broken down by air, water, etc.
  12. 21. Also known as the Substratum. Not weathered enough to be considered real soil. Right above bedrock.
  13. 22. The process where soil nutrients or contaminants are washed away from the surface soil into the subsurface or nearby water bodies due to factors like heavy rainfall or irrigation
  14. 23. A substance needed for nourishment and growth
Down
  1. 1. A substance added to soil to increase its fertility
  2. 3. The geologic material from which soil horizons form
  3. 6. The transformation of rock into soil
  4. 9. Small, loose rocks and rock fragments
  5. 13. The arrangement of the natural and artificial physical features of an area.
  6. 14. The process of being worn from exposure
  7. 15. A layer of soil
  8. 17. A substance consisting of silt and clay
  9. 20. Small, granular pieces of rock