Pick 3 by Taylor B

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Across
  1. 4. The bedrock from which soil is made.
  2. 5. composed mostly of sediment, very light in color.
  3. 6. mixture of sand, silt, clay and organic material.
  4. 7. Layer of soil that contains the most humus.
Down
  1. 1. Contains leaf debris and some humus.
  2. 2. Nutrient rich, decayed organic material, rich color.
  3. 3. Lowest layer. Composed of solid rock layers.
  4. 8. Sits on top of the Earth's crust. Composed of sediment and organic material.