Which One of the Following Processes in Sewage Treatment Requires

question 25

Multiple Choice

Which one of the following processes in sewage treatment requires bacterial metabolism?

• A)chlorination
• B)primary treatment
• C)removal of BOD
• D)sedimentation
• E)None of the answers is correct.

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Definitions:

Aggregate Supply

represents the total supply of goods and services that firms in an economy are willing and able to produce at a given overall price level and in a given time period.

Economic Growth

The increase in the inflation-adjusted market value of the goods and services produced by an economy over time.

Business Cycle

The natural rise and fall of economic growth over time, consisting of periods of expansion, peak, contraction, and trough.

Successive Peaks

Repeated achieving of higher levels or values in a given sequence, often used in the context of economic growth, stock market performance, or other measurements of success.