In a Municipal Wastewater Treatment Plant,the Primary Treatment Step Includes

question 3

Multiple Choice

In a municipal wastewater treatment plant,the primary treatment step includes _________________

• A)chlorinating the sewage
• B)stirring the sewage to increase oxidation
• C)letting sewage sit in large settling tanks so suspended solids can settle out
• D)adding bacteria to the sewage
• E)micro -filtering the sewage

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Definitions:

Compound Annual Rate

The rate of return that would be required for an investment to grow from its beginning balance to its ending one, compounding over a period of a year.

Compounded Annually

Describes the calculation of interest on an investment whereby the interest earned each year is added to the principal sum, leading to interest being earned on interest from the subsequent year onwards.

Monthly Compounded

Calculation of interest on the initial principal, which also includes all of the accumulated interest from previous periods on a deposit or loan, compounded every month.

RRSP

Registered Retirement Savings Plan, a Canadian account for holding savings and investment assets, with tax benefits.