$$ \text { Match the following. } $$

$$ \begin{array}{llll} \hline & \text { List-I (Polymer type) } & & \text { List-II (Example) } \\ \hline \text { A. } & \text { Fibre } & \text { I. } & \text { Bakelite } \\ \hline \text { B. } & \text { Elastomer } & \text { II. } & \text { Polystyrene } \\ \hline \text { C. } & \text { Thermosetting polymer } & \text { III. } & \text { Neoprene } \\ \hline \text { D. } & \text { Thermosplastic polymer } & \text { IV. } & \text { Dacron } \\ \hline \end{array} $$

The correct answer is

Ziegler-Natta catalyst is used in the manufacture of

$R$ is one of the monomers for the formation of a polymer called

Identify the correct statement from the following.

A. Glyptal is made from the monomers ethylene glycol and phthalic acid.

B. Bakelite is used in making electrical switches.

C. Nylon 2-nylon-6 is a biodegradable polymer.