Soil Science

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Across
  1. 3. soil is a mixture of weathered rock and decaying __________ material
  2. 5. if soil is brown, it is _____ soil
  3. 7. Very light browns, whites, orange, red, yellow is very high in _____
  4. 9. largest particle
  5. 12. particle size equals 2-7.5cm
  6. 14. particle size equals 6-25cm
  7. 15. if soil is brown, it is made up of sand and _____
Down
  1. 1. dirt is mainly ___________ based
  2. 2. Very light browns, whites, orange, red, yellow is made up of many compounds present, Iron, ____________, Sulfur.
  3. 4. if soil is black, it may be _____________ drained
  4. 6. smallest particle
  5. 8. dirt is mainly pebbles and ground ________
  6. 10. generally dead
  7. 11. if soil is black, it is usually ___________
  8. 13. made up of plants, animals, microorganisms