Soil Crossword Puzzle

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Across
  1. 2. No roots found
  2. 6. 4th layer of soil
  3. 7. humus
  4. 8. bedrock
  5. 10. How many soil layers are there
Down
  1. 1. soil horizons together
  2. 3. who studies soil
  3. 4. largest particle found in soil
  4. 5. smallest particle found in sand
  5. 9. most organic material