Soil Systems

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Across
  1. 2. Smaller then 0.002mm
  2. 4. Hold and exchange nutrients in soil
  3. 6. Needed by plants in small quantities, derived from minerals in soil
  4. 7. Diagram for determining soil texture
  5. 8. Forms symbolic relationship with plant roots
  6. 10. Grows in soil
  7. 11. Medium for plant growth
  8. 12. Physical tool for determining soil texture
Down
  1. 1. Needed by plants in large quantities, derived from minerals in soil
  2. 3. Breaks down rocks, adding nutrients to soil
  3. 5. Between 0.005 and 0.002 mm size
  4. 9. Also referred to as R horizon
  5. 11. Between 2 to 0.05mm in size