Question

The burn test to identity
Natural fibres: Ignites(catches fire) on contact with flames: burns quickly and leaves
a yellowish to orange afterglow when put out. Does not melt. It has the odour of
burning paper, leaves, or hair.
Synthetic Fibers: Most synthetic fibers both burn and melt, and also tend to shrink
away from the flame. Synthetics burn with an acrid, chemical or vinegar-like odour
and leave a plastic bead.
9. To which class does artificial silk belong to?
(a) It is not a fabric
(b) Animal fibres
(c) Plant fibres
(d) synthetic fibres
following fihers is made up of starch?​

Answer 1

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Answer 2

Answer:

(d) synthetic fibres

artificial silk is also called as Rayon