Soil Vocabluary

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Across
  1. 2. the name of the layers that soil levels are split into.
  2. 3. the name of a bluish-grey compact sticky soil
  3. 4. the movement of a group of animals( typically birds )from one place to another.
  4. 6. any of the mineral substances that are absorbed by the roots of plants for nourishment.
  5. 8. lack of oxygen;no oxygen
  6. 9. the process when the surface of the earth is worn away by the action of water, glaciers, winds, waves, etc.
Down
  1. 1. a wet or moist environment
  2. 2. a plant that grows only in water or very moist soil
  3. 5. an area of swampy or marshy land.
  4. 7. the name of the very last soil horizon(horizon R)