Among the following,the branched chain polymer is

Which among the following polymers restores its original shape once stretched?

Which of the following polymers is used to obtain surgical sutures?

Match List-$I$ (polymer) with List-$II$ (monomer/s) and select the correct option:
| List-$I$ (polymer) | List-$II$ (monomer/s) |
| :--- | :--- |
| $(A)$ Bakelite | $(I)$ $2$-Methyl-$1,3$-butadiene |
| $(B)$ Natural rubber | $(II)$ Glycine + Aminocaproic acid |
| $(C)$ Glyptal | $(III)$ Phenol + formaldehyde |
| $(D)$ Nylon $2$-Nylon $6$ | $(IV)$ Phthalic acid + ethylene glycol |

Which of the following polymers,when blended with cotton,forms terycot?

Which one of the following is used in the preparation of cellulose nitrate?