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

question 129

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.

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