soil

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Across
  1. 2. Subsoil. Contains leached minerals and less humus.
  2. 4. How much space there is between soil particles
  3. 6. Topsoil. Contains lots of humus and micro-organisms.
  4. 7. remains of dead plants and animals found in the soil.
  5. 10. Medium soil particle
  6. 11. Soil that can support lots of plant growth
  7. 14. Bottom soil layer. Contains large rock pieces and no organic matter.
  8. 15. Bacteria, fungus, earthworms, moles, and ants
  9. 16. Largest soil particle
  10. 17. Smallest soil particle.
Down
  1. 1. A vertical section of soil that shows all the layers. parentRock A rock that becomes something else -- in this case, soil.
  2. 3. Breaking down rock into smaller and smaller pieces.
  3. 5. Soil that is an even mix of sand, silt, and clay. Loam is the best for growing crops.
  4. 8. The size of the particles in the soil
  5. 9. Solid rock that lies beneath the soil.
  6. 12. layer of soil with its own properties.
  7. 13. How acidic the soil is.