The Labor Force Equals the Number of People

question 221

Multiple Choice

The labor force equals the number of people

• A)employed.
• B)unemployed.
• C)employed plus unemployed.
• D)in the working-age population.

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Definitions:

Phosphorus Cycle

Movement of phosphorus among Earth’s rocks and waters, and into and out of food webs.

Nitrogen Cycle

Movement of nitrogen among the atmosphere, soil, and water, and into and out of food webs.

Calcium Cycle

A geochemical cycle involving the movement and exchange of calcium among the lithosphere, hydrosphere, biosphere, and atmosphere.

Nutrient Cycling

The process of the movement and exchange of organic and inorganic matter back into the production of living matter.