What Is the Purpose of Coagulation in Drinking Water Treatment

question 31

Multiple Choice

What is the purpose of coagulation in drinking water treatment?

• A) Antibodies are used bind bacteria into large masses that can be removed by filtration.
• B) Pollutants such as lead are combined into clumps using toxic chemicals, for easy removal.
• C) Suspended material is combined using toxic chemicals for easy removal from water.
• D) To bind together pollutants, bacteria, and other organisms for removal by chemicals.
• E) When suspended material clumps, it sinks and can be easily removed.

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Definitions:

Land

In economics, land encompasses all natural resources used to produce goods and services, including not just agricultural land but also minerals, forests, and water.

Firm's Demand

The quantity of a product or service that a firm is willing and able to buy at various prices over a given period of time.

Substitution Effect

The change in consumption patterns due to a change in relative prices, causing consumers to substitute away from more expensive items towards cheaper ones.

Employment

Refers to the condition of having paid work or the relationship between an employer and an employee where the employee provides labor in exchange for compensation.