Water Treatment MCQs

42 questionsBiochemical-EngineeringPage 2 of 5

Practice free Water Treatment multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 42 questions — no login required.

Question 10easy
Secondary treatment uses __________ to consume wastes.
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Question 11easy
Application of quaternary ammonium compounds as sanitizing agents tends to
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Question 12easy
Permanent hardness of water is caused by the presence of
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Question 13easy
According to BIS the maximum permissible limit of dissolved solids in drinking water is
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Question 14easy
Acid used mostly for removal of milk stone is
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Question 15easy
Which of the following chemical is sometime added in the process of coagulation and flocculation?
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Question 16easy
Which of the following physical method is used as germicidal in modern time for the treatment of drinking water?
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Question 17easy
Sanitizer used specifically for vitreous enamel are
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Question 18easy
The common methods used for disinfection in waste water treatment plants are
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