MCQ
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Of the following which is the best example of a point source of water pollution? a) Factory effluent b) Storm water c) Acid precipitation d) Agricultural run off e) Residential pesticide runoff
A) Factory effluent bc it is liquid waste flowing out of a factory, is stationary, and localized.
Which of the following will result in accelerated eutrophication when introduced into streams, lakes and bays? Bacteria and viruses Pesticides Herbicides Phosphates Acid wastes and salts
Phosphates
Identify TWO ways agriculture adds nitrogen to waterways today. A) pesticides and manure B) fertilizers and manure C) sediments and herbicides D) eutrophication and animal waste
B) fertilizers and manure
