Cropland Soils in Arid Environments Often Become Infertile Due to Increases

question 153

Multiple Choice

Cropland soils in arid environments often become infertile due to increases in the concentration of _______ after too many cycles of irrigation and evaporation.

• A) salt
• B) nitrates
• C) oil
• D) carbohydrates
• E) nucleic acid

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Money Supply

The aggregate financial amounts present in an economy at an identified time.

Interest Rate

The cost of borrowing money expressed as a percentage of the amount borrowed or the return on investment.

Investment

The allocation of resources, often financial, into assets or projects expected to yield future returns or benefits.

Money Supply

The entirety of assets available in monetary form within an economy's borders at a particular moment, consisting of cash, coinage, and records of balances in savings and checking accounts.