1. Which of the following groups contain all synthetic substances? (a) Nylon, Terylene, Wool (b) Cotton, Polycot, Rayon (c) PVC, Polythene, Bakelite Acrylic, Silk, Wool

A.VERIFIED ANSWERfact-checked by tutors

Soln:

Answer is (c) PVC, Polythene, Bakelite

Explanation:

In option a) and c) there is wool which is extracted from animal source. In option b) there is cotton which is from plant source. Hence the answer is (c) PVC, Polythene, Bakelite.

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