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प्रश्न
What is the primary purpose of chlorination in the tertiary treatment of wastewater?
विकल्प
To increase the Biochemical Oxygen Demand (BOD)
To kill remaining pathogenic bacteria before discharge into water bodies
To facilitate the sedimentation of soil and grit particles
To accelerate the growth of aerobic fungal filaments
MCQ
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उत्तर
Chlorination is a chemical disinfection process employed in tertiary treatment to kill any surviving pathogenic bacteria and microorganisms before the treated water is released into natural water bodies.
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