Consider the following: I. Cigarette butts II. Eyeglass lenses III. Car tyres. How many of them contain…

Consider the following: I. Cigarette butts II. Eyeglass lenses III. Car tyres. How many of them contain plastic?
  1. Only one
  2. Only two
  3. All the three
  4. None

Solution

Cigarette butts contain cellulose acetate (a plastic). Modern eyeglass lenses are largely polycarbonate/CR-39 plastics. Tyres contain synthetic rubber (a polymer) plus microplastics. All three contain plastic.

Asked in: UPSC Prelims 2025

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