Soil Crossword

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Across
  1. 5. soil that remains above its parent rock
  2. 6. the top layer of soil
  3. 7. the removal of substances that can be dissolved from rock, ore, or layers of soil due to the passing of water
  4. 9. the source of mineral fragments in the soil
Down
  1. 1. the dark organic material formed in soil from teh decayed remains of plants and animals
  2. 2. the layer of rock beneath the soil
  3. 3. soil that is washed or blown away from its parent rock
  4. 4. a loose mixture of small mineral fragments, organic material, water and air that can support the growth of vegetation
  5. 8. layers of soil