Which of the following is used in secondary treatment of sewage water?
see full answer
Your Exam Success, Personally Taken Care Of
1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.
An Intiative by Sri Chaitanya
a
Fermentation tanks
b
Digester tanks
c
Detoxification tanks
d
Aeration tanks
answer is D.
(Unlock A.I Detailed Solution for FREE)
Best Courses for You
JEE
NEET
Foundation JEE
Foundation NEET
CBSE
Detailed Solution
In the secondary treatment or biological treatment the primary effluent is passed into large aeration tanks where it is constantly agitated mechanically and air is pumped into it which allows vigorous growth of useful aerobic microbes into flocs.