SOIL 454 Test 2 Review

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Across
  1. 1. soil organisms include plants, animals, and these
  2. 6. as MAP increases, SOM generally __
  3. 7. substance that determines soil CEC, shrink-swell, and aggregation
  4. 8. common cation in goethite, ferrihydrite, and hematite
  5. 10. PM consisting of silt and VFS once suspended in air
  6. 12. unsorted sediment deposited by glacial ice
  7. 13. description of soil landscape position
  8. 16. Paul’s favorite SFF
  9. 18. coarse objects in soil formed from bedrock
  10. 19. controlled by solar radiation, soil cover, and water content
  11. 21. goethite mineral formula
  12. 24. series name of CAF pit with carbonates
  13. 26. group of clays with high shrink-swell
  14. 28. short-range-order minerals are __ crystalline
  15. 29. old landscape setting where lacustrine PM is found
  16. 32. texture of soil formed from granite or sandstone
  17. 33. soil irreversibly hardened by dried ferrihydrite
  18. 35. drainage of all CAF pits
  19. 37. mineral class common in volcanic soils
  20. 38. causes transport of colluvium PM
  21. 39. secondary mineral formed in arid soils
  22. 40. as MAT increases, SOM generally __
  23. 41. well-sorted sandy PM deposited by rivers
  24. 43. “space for time” comparison of soil formation
Down
  1. 2. shape of metal/cation crystals in clay layer sheets
  2. 3. mineral type formed from weathering
  3. 4. climate stat higher in IA than CO
  4. 5. soil order known for high expanding clay content
  5. 9. horizon that forms slower than Bt but faster than Bo
  6. 11. Al(OH)3 oxide in soil
  7. 14. texture of soil formed from rhyolite or shale
  8. 15. The lowest horizon never gets a letter for __ or topo
  9. 16. mineral type originally formed from magma
  10. 17. the most stable mineral found in soil
  11. 18. number of basic silicate types
  12. 20. is this puzzle all you need to do for studying (yes or no)
  13. 21. soil property influenced by rock type aside from texture
  14. 22. substitution of same-sized elements in minerals
  15. 23. should you still take the practice test on BbLearn (yes or no)
  16. 25. top horizon of all four CAF pits
  17. 27. climate stat higher in NM than ND
  18. 30. 1:1 clay type with no isomorphic substitution
  19. 31. activity that influences O, A, Bhs, and even Bg horizons
  20. 34. shape of Si + O crystals in clay layer sheets
  21. 36. techniques include C and K-Ar
  22. 42. C horizons must be single-grained or __