The Drainage of Certain Wetlands Has Resulted in Extreme Soil

question 8

Multiple Choice

The drainage of certain wetlands has resulted in extreme soil acidity.This is due primarily to which of the following processes that take place when the soil is drained?

• A)oxidation of organic materials to produce organic acids
• B)reduction of iron to low valent states that stimulate acidity
• C)release of nitric acid due to oxidation of nitrogen compounds
• D)high redox potential characteristic of aerated soils
• E)oxidation of sulfur-bearing minerals that produces sulfuric acid

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Definitions:

Time Constants

The time required for a system to change significantly from one state to another, often used in the context of charging and discharging in RC (Resistor-Capacitor) and RL (Resistor-Inductor) circuits.

Charge Curve

A graphical representation of the charge of a battery or capacitor over time, often showing how charge varies with charging or discharging processes.

Dielectric Constant

A method of determining the insulation properties of a dielectric using air as a reference.

Rated Value

Rated value indicates the maximum or nominal performance specification for which a device or component is designed, such as voltage, power, or temperature.