NEET Botany Sewage Treatment MCQ Question
What is the primary process involved in the first stage of sewage treatment?
Physical removal of particles
Chemical breakdown of waste
Biological processing of sludge
Aeration of the effluent
Correct Answer
Detailed Explanation
The first stage of sewage treatment, known as primary treatment, involves the physical removal of particles from the sewage through processes like filtration and sedimentation, as stated in the NCERT context.
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