Any Physical or Chemical Change in Soil That Adversely Affects

question 98

Multiple Choice

Any physical or chemical change in soil that adversely affects the health of plants and other organisms living in or on the soil is called:

• A)soil erosion
• B)salinization
• C)leaching
• D)soil pollution

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Definitions:

Relay

An electrical device that opens or closes circuits electromechanically or electronically based on input signals.

Digital Sensors

Devices that convert physical information into digital signals for measurement, processing, or communication purposes.

Discrete Sensors

Sensors that detect and respond to changes in physical conditions with discrete output, such as on/off states, used in automation and control systems.

Limit Switch

An electromechanical device that operates based on the movement or presence of an object, used to control machinery and processes.