Wastewater and Treatment Processes

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Wastewater and Treatment Processes

Question 1 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The more oxidizable organic material, the lesser the BOD.
A
True
B
False
Question 2 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Belt filter presses are used in which of the following process?
A
Thickening
B
Stabilization
C
Dewatering
D
Disposal
Question 3 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Trickling filter is used in which of the following wastewater treatment processes?
A
Primary treatment
B
Secondary treatment
C
Advanced treatment
D
Final treatment
Question 4 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The upper region of the trickling filter is favorable for the growth of .....
A
fungi
B
protozoa
C
algae
D
bacteria
Question 5 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following sewerage systems carry domestic and industrial wastewater?
A
sanitary sewers
B
storm sewers
C
combined sewers
D
storm and combined sewers
There are 5 questions to complete.