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प्रश्न
What is the major component of municipal wastewater (sewage)?
विकल्प
Agricultural pesticides
Industrial heavy metals
Synthetic detergents
Human excreta
MCQ
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उत्तर
Municipal wastewater, commonly referred to as sewage, is generated in large quantities daily in cities and towns. A major component of this wastewater is human excreta, along with large amounts of organic matter and pathogenic microbes.
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