Identify from the following a group containing all non-biodegradable substances.
(A) Leather, Glass, Plastic
(B) Cotton, Wood, Nylon
(C) DDT, Polyester, Glass
(D) Leather, Silk, Wool
Correct Answer : Option (C) DDT, Polyester, Glass
More Questions : The resistivity of a wire made of an alloy is generally:
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