Question

A. Tick (~) the correct answer:
1. Polymers are made up of:
(a) natural fibres (b) many monomers (c) chemicals from plants and animals (d) none of these

2. Rayon is a:
(a) natural fibre (b) true synthetic fibre (c) regenerated synthetic fibre (d) none of these

3. Which one of the following synthetic fibre is not used in making clothes?
(a) Olefin (5) Acrylic (C) Nylon (d) Polyester

4. Which of the following is not thermoplastics?
(a) Polyethylene (b) Polycarbonate (c) Polypropylene (d) polyester

5. Synthetic fibres are manufactured from:
(a) coal (b) petrol (c) petrochemicals ​

Answer 1

Answer:

1 many monomers

2 regenerated synthetic fibre

3 olefin

4 polyester

5 petrochemicals

Explanation:

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Answer 2

Answer:

Glad to help!

Explanation:

*A*

1) Many monomers

2) Regenerated synthetic fibre

3) Polyester

4) Polyester

5) Petrochemicals

Hope it helps you!