Why is Ganga river more polluted at Kanpur?

How is ganga river polluted?comment on its cleanliness plan

In a pollution study of 1500 Indian rivers the following data were reported. 520 were polluted by sulphur compounds, 335 were polluted by phosphates, 425 were polluted by crude oil, 100 were polluted by both crude oil and sulphur compounds, 180 were polluted by both sulphur compounds and phosphates, 150 were polluted by both phosphates and crude oil and 28 were polluted by sulphur compounds, phosphates and crude oil. How many of the rivers were polluted by atleast one of the three impurities? How many of the rivers were polluted by exactly one of the three impurities?

Why is the sewage water called polluted water?

Why is an amide more acidic than amine ?

Give the reasons for the following statements : Why is the artery more elastic and more contractile?

Tick True/False against the following statements . CNG is more polluting fuel than petrol. (T/F) (T/F)