Synthetic Fibres and Plastics

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Question
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Explain why some fibres are called synthetic.

Solution

Some fibres are called synthetic because they do not occur naturally and are made by man using petrochemicals.


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Question
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Rayon is different from synthetic fibre because

  • it has a silk like appearance

  • it is obtained from wood pulp

  • its fibres can also be woven like those of natural fibres

Solution

B.

it is obtained from wood pulp

Question
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Synthetic fibres are also called _______ or _____ fibres.

Solution

man-made

,

artificial fibres

Question
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Synthetic fibres are synthesised from raw material called ______.

Solution

petrochemicals