Salinization Refers to the Process Where Agricultural Fields Become Unusable

question 14

Multiple Choice

Salinization refers to the process where agricultural fields become unusable because of saline water in the soil root zone. What is the basic reason the water becomes too saline?

• A) irrigation water applied to the fields dissolves salt crystals within the soil
• B) use of saline water to irrigate crops builds up salts over time
• C) plant growth gives off ions, but the salts can't be flushed from the soil
• D) ion exchange between rainwater and organic matter in the soil
• E) all of the answers listed here

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Definitions:

Profit Margin

A financial metric indicating the percentage of revenue that exceeds the costs of goods sold, representing the proportion of sales that turns into profit.

Dividend Payout Ratio

The percentage of earnings paid to shareholders in dividends, calculated by dividing the total dividends by the net income for the same period.

Total Assets

The sum of all resources owned by an entity that are recognized as having economic value.