Exam 15: Global Soils

Lumps of soil are called:

The soil noted for the cracking and swelling clay minerals is spodosols.

On the illustration, the soil at A is:

Permanently frozen ground is called:

The soil of the cold, boreal, or needleleaf forests is the:

Loamy soils have the greatest available water capacity.

Name and define the four classes of soil-forming processes. Give an example of each.

On the illustration, the soil at E is:

The ________ horizon is considered the organic horizon that has the majority of plant and animal matter.

Organic soils composed of fine black material of sticky consistency formed in former glacial lakebeds are called:

On the illustration, the letter that represents sand-sized particles is:

The upward wicking of salt-laden groundwater is called:

The moist subtropical climate like the southeastern United States is associated with ultisols.

Soil is composed of solid, liquid, gaseous, and living matter.

The soils with weakly developed horizons are the:

A __________ is a soil that contains a proportion of each of the three grades that is most effective at storing moisture.

______________ are a unique soil order with a very high content of organic matter in a thick, dark upper layer.

On the illustration, the soil at L is:

On the illustration, the soil at N is:

A mixture of particle sizes is called: