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A fine powder of recycled modified plastic mixed with bitumen to lay roads is:

APolythene
BPolymer gel
CPolyblend
DPolyester
Answer & Solution
Correct answer: C. Polyblend
1. Ahmed Khan of Bangalore developed it. 2. Polyblend improves the water repellence of bitumen. 3. Road life increased three times. _Source: syllabus Biology, Chapter 16, Environmental Issues._
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