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The main cause for abundant coliform bacteria in the river Ganga is [NCERT Exemplar Problems] (a) disposal of human excreta directly (b) discharge of effluents from electroplating industries (c) washing of clothes (d) immersion of ashes.

The main cause for abundant coliform bacteria in the river Ganga is [NCERT Exemplar Problems]
(a) disposal of human excreta directly
(b) discharge of effluents from electroplating industries
(c) washing of clothes
(d) immersion of ashes.

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 60782 Points
one year ago
Answer: a

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