Question

(a ellu
(c) ester
(C) acrylic
(b) koroscal
not biodegradable is
(b) cotton gauze
(c) dried leaves
(b) bedsheets
(a) polyester
3. The material which is
(a) cardboard
4 Ravon fibres are used for making :
(a) undergarments
5. Synthetic fibres :
(a) have lustre
(c) do not get electrically charged
(c) parachutes
© elasticity
(c) cotton
c) cotton
(b) thermosetting plastic
(c) polypropene
10. A superior synthetic fibre made by the polymerisation of amide moleela
(C) koroseal
(a) plastic
(b) wool
by gentle heating, is called : :
(a) thermoplastic
petroleum products is called:
(a) teflon
(b) nylon
2. Synthetic fibre used for making light weight blankets is
(b) need lot of voting
d) absorb moisture
7. A product formed by the combination of large number of monomers is
6. The process by which artificial fibres are made is called :
8. A material which can be easily moulded into various forms is called
9. Synthetic plastic materials obtained by gentle heating and moulding that cannot​

Answer 1

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