4. The _________ (caterpillars/moth) forms a cocoon around itself.

Q. Identify the picture: A and B
Figure

(a) A-a tiny caterpillar hatching out of its egg; B- the pupa stage
(b) A-the pupa changing into a moth; B-the caterpillar eating mulberry leaves
(c) A-caterpillar completely covering itself with silk; B-the caterpillar eating mulberry leaves
(d) A-taking out threads from the cocoon; B-the resting stage of the caterpillar

Q. A moth develops into pupa inside the cocoon.

Q. Steps for the production of silk are given below in a jumbled order. Arrange them in proper sequence.​
(a) Eggs are warmed to a suitable temperature for the larvae to hatch from eggs.​
(b) Fibers are taken out from the cocoons.​
(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.

Question 12 (a)

State whether the following statements are True or False. If false, correct them.
(a) Silkworms are caterpillars of silk moth.

Q. The silkworm is a _______________
(a) caterpillar
(b) egg laid by the moth
(c) larva
(d) worm