Why Is Cation-Exchange Capacity (CEC)an Important Soil Characteristic

question 8

Multiple Choice

Why is cation-exchange capacity (CEC) an important soil characteristic?

• A)CEC is an indication of the soil permeability;the lower the CEC the higher the permeability.
• B)CEC is a measure of soil fertility;the higher the CEC the higher the soil fertility.
• C)CEC is an indirect way to measure soil pH;it indicates whether the soil is neutral,alkaline,or acidic.
• D)CEC is used to infer soil texture without having to use a soil texture triangle.
• E)CEC is a measure of all of the chemical properties of soil,providing a single,easy to obtain measurement.

Comprehend the calculation of economic income and its components.

Grasp the principles of taxation, including double taxation on savings and the debates over the best tax base.

Understand the concepts of horizontal and vertical equity in taxation.

Identify the measures of economic activity, such as flow and stock measures.

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