Which of the following is a fine powder of recycled modified plastic?

The correct answer is Option (4) → Polyblend

Option (4) Polyblend — Correct. Polyblend is a fine powder of recycled modified plastic, developed by Ahmed Khan of Bangalore. It is mixed with bitumen to lay roads, which makes them last longer and keeps plastic waste out of the environment.

Note 1: A similar question was also asked in CUET (UG) 2023 on 10-06-2023 (Slot 3).

Note 2: This question is from Chapter 16, Environmental Issues, of the pre-rationalised NCERT book. This chapter is not in the present NCERT book (2026-27). The extract below is from the pre-rationalised edition.

NCERT Extract (Pre-rationalised edition, Chapter 16, Environmental Issues):
Case Study of Remedy for Plastic Waste – “… A plastic sack manufacturer in Bangalore has managed to find the ideal solution to the ever-increasing problem of accumulating plastic waste. Ahmed Khan, aged 57 years old, has been producing plastic sacks for 20 years. About 8 years ago, he realised that plastic waste was a real problem. Polyblend, a fine powder of recycled modified plastic, was developed then by his company. This mixture is mixed with the bitumen that is used to lay roads.”