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.

What is the retention time considered for the anaerobic zone for the AO process for removing phosphorus?

A. t1-3 hrs
B. t3-5 hrs
C. t5-8 hrs
D. t8-11 hrs
Answer» B. t3-5 hrs
2.

What is the power consumed for the anoxic process for the removal of nitrogen?

A. t0.5-1.5 hrs
B. t1.5-2 hrs
C. t2-4 hrs
D. t4-8 hrs
Answer» B. t1.5-2 hrs
3.

What is the percentage of nitrogen removal that can be obtained from facultative lagoons?

A. t50%
B. t65%
C. t85%
D. t95%
Answer» E.
4.

The maximum removal of nitrogen from septic tanks is 15%.

A. tTrue
B. tFalse
Answer» C.
5.

Excess nitrogen is present after secondary biological treatment.

A. tTrue
B. tFalse
Answer» B. tFalse