What is the major constituents of waste/polluted water discharged from – McqOptions

MCQOPTIONS

1.	What is the major constituents of waste/polluted water discharged from textile, pulp & paper, tanning, distillary, dairy and meat packing industries ?
A.	Radioactive substances
B.	Natural organic products
C.	Inorganic pollutants
D.	None of these
Answer» C. Inorganic pollutants

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