Secondary Disinfection of Drinking Water Is Necessary to

question 11

Multiple Choice

Secondary disinfection of drinking water is necessary to

• A) maintain sufficient residual in the water distribution system to inhibit microbial growth.
• B) prevent the formation of biofilms on pipes in the water distribution system.
• C) neutralize taste- and odor-producing organic compounds.
• D) kill Cryptosporidium and other resistant pathogens.

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Definitions:

Marginal Product

The additional output produced by adding one more unit of a specific input, holding all other inputs constant.

Fixed Cost

Costs that do not vary with the level of production or sales, such as rent or salaries.

Hail Insurance

A type of insurance policy specifically designed to protect crops from hail damage.

Total Product

The total quantity of output produced by a firm over a given period of time.