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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 | |