Unit 23 | Higher Education | Oxford University Press Canada

Question 1:

Which of the following is not a process of soil formation?
a) translocation
b) transpiration
c) transformation
d) losses
e) addition

Question 3:

Downward percolation of soil water is most closely associated with:
a) transformation
b) addition
c) illuviation
d) horizonation
e) regolith weathering

Question 5:

Oxisols are most closely associated with:
a) illuviation in steep-sloped zones
b) moist tropical soil regimes
c) translocated D horizons
d) humus-controlled leaching in pine-needle dominated desert environments
e) a and c

Question 6:

Which of the following is not a primary soil component?
a) organic matter
b) resistant residue
c) bedrock
d) altered chemical compounds
e) soil solution

Question 7:

Spodosols are never found in tropical rainforest soil regimes.
a) True
b) False

Question 8:

Eluviation refers to the upward movement of dissolved soil materials.
a) True
b) False

Question 9:

A residual soil is composed of parent material transported in from another area.
a) True
b) False

Question 10:

Soil is a good example of a nonrenewable resource.
a) True
b) False

Question 11:

The O horizon is the uppermost of the soil profile's master horizons.
a) True
b) False

Question 12:

The process of transformation occurs only in the soil's lowest layer.
a) True
b) False