Soil science

12345678910111213141516171819202122232425
Across
  1. 3. rocks formed from molten magma
  2. 5. having two or more pedons within the limits of a single soil series
  3. 7. when colour patterns form by the oxidation and reduction of iron or manganese caused by saturated conditions in the soil
  4. 8. rocks formed from other rocks
  5. 9. grassland soils, soft very organic surface layers, High fertility, and high in nutrients
  6. 10. fan-shaped deposit of sediment
  7. 12. poorly formed indistinct peds
  8. 15. beginning of B horizon
  9. 17. recent undeveloped soils
  10. 19. loose mineral or organic material on the immediate surface of the earth
  11. 20. loose and partly weathered mineral materials accumulated by disintegration of consolidated rock
  12. 21. an imaginery 3d unit of a soil
  13. 22. the layer of loose rocky material covering bedrock
  14. 23. inputs of materials to the developing soil
  15. 25. where material that settles near the mouth of a river
Down
  1. 1. medium and fine grains of sand that are picked up by strong winds and piled into hills
  2. 2. special physical properties of soil
  3. 4. what does SMR stand for
  4. 6. clay-rich soils which swell or shrink with moisture
  5. 11. river valley that is disturbed during a flood
  6. 13. is material deposited directly by ice.
  7. 14. mineral surface noted for its dark colour with accumulated organic matter
  8. 16. leaching to groundwater, erosion of surface materials, or other forms of removal
  9. 18. vertical section from surface residual materials
  10. 24. formed when weathering products released from older rocks collect under water