What Is a Major Cause of Soil Salinization

question 79

Multiple Choice

What is a major cause of soil salinization?

• A) Desertification
• B) Too little irrigation on crops grown in dry climates
• C) Using seawater to water crops
• D) Repeated irrigation in dry climates
• E) Continual application of fertilizers that contain salt compounds

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Definitions:

Bodily Needs

Basic physiological requirements for human survival, such as food, water, shelter, and sleep.

Reciprocity

The practice of exchanging things with others for mutual benefit, especially in social and emotional contexts.

Arousal Theory

A theory in psychology that proposes individuals are motivated to maintain an optimal level of arousal.

Optimal Level

The most favorable or desirable degree of efficiency, concentration, or condition for a particular process or function.