In which tanks does secondary sewage treatment take place?
AAnaerobic sludge digesters
BPrimary settling tanks
CLarge aeration tanks
DConcrete biogas tanks
Answer & Solution
Correct answer: C. Large aeration tanks
The primary effluent goes into large aeration tanks, where it is agitated and air is pumped in.
Keep practising Microbes in Human Welfare
Browse all Microbes in Human Welfare questions for AP EAMCET, or explore more Biology topics.
Related questions
Which group serves as an important biofertiliser in paddy fields?The fungal partner in a mycorrhizal association absorbs which nutrient from soil for the pWhich pair are free-living nitrogen-fixing bacteria in soil?Which bacterium forms root nodules in leguminous plants and fixes nitrogen?Which free-living fungus common in root ecosystems is a biocontrol agent of plant pathogenWhich Bt crop is cultivated in some Indian states for insect resistance?Bt toxin kills insect larvae because the toxin is released where?Which bacterium is a microbial biocontrol agent against butterfly caterpillars?