Water pollution in a river is measured by the dissolved
amount of:

(A) Chlorine

(B) Ozone

(C) Nitrogen

(D) Oxygen

Answer Posted / t marak

by the dissolved amount of Oxygen. This is called a DO
test...Other tests that measures the pollution in river
water are PH test(7 is the neutral ph value, Visual test,
etc.

Is This Answer Correct ?    77 Yes 4 No



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