NEET2020Botany-Microbes in Sewage Treatment
NEET 2020 Botany Waste Management MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Which of the following is put into Anaerobic sludge digester for further sewage treatment?
A
Effluents of primary treatment
B
Activated sludge
C
Primary sludge
D
Floating debris
Correct Answer
Option B
Detailed Explanation
Activated sludge, which contains a high concentration of microorganisms, is used in anaerobic digesters to further break down organic matter.
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