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Plastic

Polythene, po...

Question

Polythene, polystyrene, nylon, PVC, rayon, terene, acrylic, formica, polycot, melamine
The list of materials mentioned above can be classified as
(a) synthetic fibres and plastics.
(b) polyester fibres and objects made of glass.
(c) man-made materials and plastics.
(d) synthetic fibres and thermoplastics.

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Solution

(a) synthetic fibres and plastics
Nylon, rayon, acrylic, terene and polycot are synthetic fibres. Polythene, polystyrene, PVC, melamine and formica are plastics.

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Similar questions

Q. polythene, polystyrene, nylon, PVC, rayon, terene, acrylic, formica, polycot, melamine
The list of materials mentioned above can be classified as
(a) synthetic fibres and plastics.
(b) polyester fibres and objects made of glass.
(c) man-made materials and plastics.
(d) synthetic fibres and thermoplastics.

Fill in the following blanks with suitable words :

(a) Synthetic fibres are also called .......... or ....... fibres.

(b) Synthetic fibres are made from raw materials called .......

(c) Like synthetic fibres, plastic is also a ........

(d) The use of plastics can be reduced by using bags made of ........ or ......... instead of polythene bags.

Q. The raw materials used to prepare synthetic fibres like polyester and acrylic is:

X

is a thread of filament from which

Y

is made. If prepared from plants and animals, it is known as

Z

fibres whereas by humans it is known as

W

fibres. Synthetic fibres are nylon, rayon, polyester, acrylic etc.

Y

?

Q. There is a different between the raw materials used in rayon and other synthetic fibres like nylon or polyester. What is the difference?

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