Soil

Card Set Information

Author:
mmmk24
ID:
109641
Filename:
Soil
Updated:
2011-10-17 16:18:23
Tags:
study guide
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Description:
soil
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  1. The richest layer of soil, includes nutrients and organic matter
    topsoil
  2. The second layer of soil
    subsoil
  3. The third layer of soil
    parent material
  4. The fourth layer of soil
    bedrock
  5. When wind or water washes away soil
    erosion
  6. When wind, water, or chemicals break rocks into smaller particles
    weathering
  7. In soil sand, silt, and clay are examples of what
    inorganic
  8. The specific ingredients of soil (sand, silt, clay) are referred to as its
    composition
  9. A complete and accourate desciption in science
    scientific observation
  10. This is best to be used to provide missing nutrients
    fertilizer
  11. What is used to describe texture?
    grainy, silky, sticky
  12. What is used to describe consistence?
    loose, friable, firm
  13. Largest particle of weathered rock
    sand
  14. Medium particle of weathered rock
    silt
  15. Smallest particle of weathered rock
    clay
  16. Living things that fall to the ground, decomposing animal matter, waste
    organic matter
  17. Found in topsoil, examples include, potassium, phosphous, nitrogen
    nutrients
  18. What is needed by all plants?
    • -sun
    • -soil
    • -water
    • -oxygen

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