Question

Chapter 3

Assignment :3

Q.1 Steps for the production of silk are given below in a jumbled

order. Arrange them in their proper sequence.

(a) Eggs are warmed to a suitable temperature for the larvae

to hatch from eggs.

(b) Fibers are taken out from the cocoon.

(c) After 25 to 30 days, the caterpillars stop eating and start

spinning cocoons.

(d) The larvae/caterpillars or silkworms are kept in clean

trays along with freshly chopped mulberry leaves.

(e) Female silk moths lay eggs.

(f) Cocoons are kept under the sun or boiled in water.

Q 2.Fill in the blanks in the following statements.

(a) _________ and _________ fibres are obtained from animals.

(b) Silk fibres come from _________ of silk _________.

(c) Wool yielding animals bear _________ on their body.

(d) Hair trap a lot of _________, which is a poor _________ of

heat.

Q 3 Various steps involved to obtain wool from fleece are given here.

(i) Picking out the burrs

(ii) Dyeing in various colours

(iii) Shearing

(iv) Scouring

(v) Sorting

Write the above steps in the correct sequence in which they are cried out​

Answer 1

Answer:

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