Wastewater Treatment Interview Questions

Wastewater Treatment interview questions

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Total Questions: 10

1. Disinfection of water in our country is mainly done by ____________

A. Oxygenation

B. Hydration

C. Chlorination

D. Filtration

Correct Answer is : Chlorination

2. Wastewater can become septic by the loss of:

A. Dissolved oxygen content

B. Carbon content

C. Organic compounds

D. Water content

Correct Answer is : Dissolved oxygen content

3. Which one of the below is not an attribute of drinking water?

A. Aesthetics

B. Economic

C. Safety

D. Source

Correct Answer is : Source

4. The extent of water treatment depends on how many factors?

A. 5

B. 2

C. 3

D. 4

Correct Answer is : 2

5. What is added to the water treatment tank to settle the colloidal particles?

A. Alum

B. Alum and lime

C. Lime

D. Potash

Correct Answer is : Alum and lime

6. Disinfection of water in our country is mainly done by ____________