Question

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Answer 1

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Answer 2

Answer:

7. (B) It is obtained from wood pulp

1. Exceptionally strong

- Elastic

- Stronger than polyester fibers

- Excellent toughness

- Abrasion resistance

- Easy to wash and to dye in a wide range of colors

- Filament yarns provide a smooth, soft, and lightweight fabric of high resilience

2. A polymer is a large molecule made up of chains or rings of linked repeating subunits, which are called monomers. Polymers usually have high melting and boiling points. Because the molecules consist of many monomers, polymers tend to have high molecular masses.

1. Synthetic fibres are also called artifical or  man made fibres

2. Petrochemicals

3. Polymer

Explanation:

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