Question

Q4. 'Y', a man-made fibre made from wood pulp is a good substitute of a natural fibre 'Z'. Y
and Z are:
(i) Y - rayon, Z - silk
(ii)Y- rayon, Z - wool
(iii) Y - acrylic, Z - silk
(iv) Y - acrylic, Z - wool

Answer 1

Answer:

1. Y=rayon and Z=silk

As rayon it is also know as artifical silk...

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Answer 2

Answer:

(i) Y - rayon, Z - silk

(iv) Y - acrylic, Z - wool