Explore topic-wise MCQs in Waste Water Engineering.

This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Waste Water Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.

How can biofilm formation be prevented?

A. tBy installing a microfilter prior to Reverse Osmosis
B. tBy installing a nanofilter prior to Reverse Osmosis
C. tBy installing a ultrafilter prior to Reverse Osmosis
D. tBy installing a pressure sand filter prior to Reverse Osmosis
Answer» B. tBy installing a nanofilter prior to Reverse Osmosis
2.

Which of these do not cause scaling of the membranes?

A. tOrganic and inorganic colloids
B. tCalcium sulphate
C. tSilica
D. tCalcium carbonate
Answer» B. tCalcium sulphate
3.

Which of these pollutants cause biofilm formation?

A. tCalcium sulphate
B. tSilica
C. tCalcium carbonate
D. tOxides
Answer» E.
4.

Operating conditions also affect fouling of the membrane.

A. tTrue
B. tFalse
Answer» B. tFalse
5.

What is the percentage of earth s salt water?

A. t97%
B. t97.1%
C. t97.2%
D. t97.3%
Answer» D. t97.3%