Fill in the following blanks with suitable words: (a) Synthetic ibres are also called .or……ibres. (b) Synthetic ibres are made from raw materials called (c) Like synthetic ibres, plastic is also a . (d) The use of plastics can be reduced by using bags made of .instead of polythene bags.
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Explanation:
(a) man-madeorartiicial, Rayon and nylon are the examples of synthetic ibers.
(b) petrochemicals, Nylon was the irst fully synthetic iber. It was petrochemicals which is derived from fossil fuels
(c) polymer , The arrangement of units in a plastic can be linear or crosslinked.
(d) paperorjutebag Disposal of plastic is a major problem. This is can be reduced by use paper or jute bag.
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