Name:

Basic Soils Fill-in

Understanding soils requires many scientific disciplines including ___________________ , ___________________ and ___________________ .

A soil is:

  1. a three ___________________________________,
  2. _________________________,
  3. _________________________ body,
  4. a product of the _________________________ under which it is _________________________.

Uses for soils include

  1. A medium for ______________________   (crops, range and forest)   ______________________ :
    1. support
    2. _________________________ for roots
    3. adequate _________________________
    4. _________________________ and _________________________
  2. Environmental - _________________________ quality, retaining _________________________..

Three Components of a Typical Soil:

  1. 45% _________________________ (minerals)
  2. 5% _________________________
  3. 50% Pore space for _________________________ and _________________________

Factors In Soil Formation (PCOTT):

  1. _________________________ materials - residual (rock weathered by physical and chemical processes), transported and organic materials.
  2. _________________________ - moisture and temperature.
  3. _________________________ - animals and vegetation.
  4. _________________________ - duration, intensity of processes.
  5. _________________________ - affects water distribution, adjustment of parent materials, temperature (exposure).