Match the soil horizon with the correct definition

A) Accumulation of clay particles from upper layers
B) Partially altered parent material that is easily identifiable
C) Composed of a mixture of humus and mineral material
D) Consists largely of organic material, still identifiable in uppermost layer
E) Light-colored, depleted of soluble materials, little organic material

1) O horizon
2) E horizon
3) C horizon
4) A horizon
5) B horizon


Answers: 1) D 2) E 3) B 4) C 5) A

Environmental & Atmospheric Sciences

You might also like to view...

Long, thin lava flows are typically produced by



A) volatile-rich eruptions.
B) high-viscosity lavas.
C) low-viscosity lavas.
D) collapsing eruption columns.

Environmental & Atmospheric Sciences

Langmuir circulation consists of slowly twisting cells of windows, or convergences where seaweed, debris, and foam

accumulate, that operates in the surface layer, as well as below the pycnocline. a. True b. False

Environmental & Atmospheric Sciences

Data indicate that the present rate of freshwater consumption in most developed countries is ________

A) only a problem in areas not on the coast B) unsustainable C) irrelevant, as water is not currently limiting D) sustainable for the foreseeable future E) increasing groundwater storage and decreasing surface water storage

Environmental & Atmospheric Sciences

Cellulose, the macromolecule found in plant cell walls, is a

A) protein. B) carbohydrate. C) lipid. D) nucleic acid.

Environmental & Atmospheric Sciences