Soil

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Across
  1. 1. layer of rock beneath soil
  2. 5. our red dirt soil order, stable weathered tropical soil
  3. 6. order for young soil, formed from volcanic material
  4. 7. very small decayed particles of plants and animals
  5. 9. soil order not found in warm climates such as Hawaii
  6. 12. soil order formed in wet marshy conditions, high OM
  7. 16. soil component with the smallest size but largest surface area, holds water
  8. 18. removal and transport of soil material by wind, water or ice
  9. 21. an ideal soil texture class
  10. 22. B horizon, zone of accumulation, often high in clay, Fe, Al oxides
  11. 23. ____ and type of rock affect the rate of weathering
  12. 24. soil found in A horizon
  13. 27. soil forming factor, the lay/lie of the land
  14. 28. order of dark colored soil, high clay content means it will shrink and swell
Down
  1. 2. recently formed soil order, little profile development, no B horizon
  2. 3. sand, clay and ____ make up soil particles
  3. 4. color chart used to give hue, value and chroma of a soil
  4. 8. dark fertile grassland soil order
  5. 10. rock formed under high temperature and pressure from igneous and/or sedimentary rocks
  6. 11. soil ___ shows changes in appearance and properties from surface downwards
  7. 13. loose mixture of mineral particles, air, water and organic matter
  8. 14. a soluble chemical or mineral draining from soil
  9. 15. anchor plants and absorb water and nutrients from the soil
  10. 17. without oxygen
  11. 19. affects soil aggregation, may be a positive or negative effect
  12. 20. soil order formed in cool, wet conditions often under coniferous forest
  13. 25. soil component with large air spaces, does not hold water
  14. 26. material the original source of soil