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प्रश्न
The main cause for abundant coliform bacteria in the river Ganga is ______
विकल्प
disposal of human excreta directly
discharge of effluents from electroplating industries
washing of clothes
immersion of ashes.
MCQ
रिक्त स्थान भरें
उत्तर
The main cause for abundant coliform bacteria in the river Ganga is the disposal of human excreta directly.
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
