STANDARDZoology-Microbes in Human Welfare
STANDARD Zoology Sewage Treatment MCQ Question
Type: MCQ-conceptual-Medium-Class 12
'Flocs' refer to
A
Masses of bacteria associated with fungal filaments to form a mesh-like structure
B
Primary sludge formed in the ETP
C
The remaining part of the sludge
D
'Biogases' formed from the fermentation of organic wastes
Correct Answer
Option A
Detailed Explanation
Flocs are masses of bacteria associated with fungal filaments that form a mesh-like structure. They are important in the treatment of sewage as they help in the breakdown of organic matter.
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