Soil

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Across
  1. 4. all organisms that live in a region.
  2. 6. the steepness and shape of landscape.
  3. 9. layer of soil that contains mostly inorganic materials.
  4. 10. materials that have never been alive in soil.
  5. 11. layer of soil rich in minerals such as iron and aluminum.
  6. 12. layer of soil that is beneath all other layers.
  7. 13. the average weather of an area.
Down
  1. 1. misplaced soil that does not serve its purpose to help nourish and grow living things.
  2. 2. the starting material of soil.
  3. 3. material which nourishes and supports growing plants.
  4. 5. part of soil that was once living.
  5. 7. layer of soil made mainly of decaying leaves, dead insects, and animal waste.
  6. 8. layer of soil that is rich in many nutrients needed by plants.