Which of the following plastic objects can be recycled?

(A) Electric socket

(B) Polythene bag

(C) PVC pipe

(D) Ashtray

Which of the following are thermosetting polymers?

(A) Melamine

(B) Terylene

(C) Polythene

(D) Bakelite

The similarity between artificial silk and cotton is that:

Match the terms of column A correctly with the phrases given in column B:

Column A

(i) Polyester

(ii) Teflon

(iii) Rayon

(iv) Nylon

Column B

(a) Prepared by using wood pulp

(b) Used for making parachutes

(c) Used to make non- stick cookware

(d) Fabrics do not wrinkle easily

Which plastic is used:

(a) for making uniforms of fire-men fire resistant?

(b) for giving non-stick coating on frying pans?

(c) for making handles of frying pans?

(d) for making insulation of electric wires?

(e) for making electric switches?

(f) for making flexible water bottles?