UPSC Previous Year Question | Prelims GS | 2025

Consider the following: I. Cigarette butts after smoking II. Eyeglass lenses III. Car tyres. How many of the above contain plastic?

  1. Only one
  2. Only two
  3. All the three
  4. None

Answer

Correct Answer

All the three

Explanation

Cigarette filters (butts) are made of cellulose acetate, a form of plastic; many eyeglass lenses are made of plastic polymers (e.g., polycarbonate, CR-39); and car tyres contain synthetic rubber, which is a plastic-derived polymer. All three contain plastic.

Topics: environment, plastic pollution