Q29Long answer
Complete the crossword given below with the help of clues. S YNTHETIC FIBRES AND PLASTICS 17 Across 1. Substance used as synthetic wool (7) 2. A plastic used for making containers and carry bags (9) 3. Substance made up of large number of smaller molecules (7) 4. Another name for this compound is artificial silk (5) Down 5. A type of fibre obtained naturally from cocoon (4) 6. A synthetic fibre classified as polyester (8) 7. A polymer used for making rope (5)
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118 E XEMPLAR PROBLEMS