Question

class 7 chapter3 science keywords ch name fiber to fabric
1.Cocoon
2.Fleece
3.Reeling
4.Scouring
5.Sericulture
6.Shearing
7.Silk moth
8.Silk worm
9.Sorting​

Answer 1

Answer:

yeild silk fibres, wool yielding animals,food of silkworms

Answer 2

1. The silky covering made by the silkworm (or caterpillar) is called cocoon.

2. A fleece is a sheep's coat.A person's coat can be called a fleece, too, if it comes from a sheep or goat or a yak or even if it just looks like it did.

3. The process of taking out silk fibres from the cocoons for use as silk is called reeling

4. The process of washing the fleece that removes dust, dirt, dried sweat and grease is called scouring.

5. The rearing of silkworms for the production of raw silk.

6. Shearing is the process through which the hair are removed from sheep's body.

7. Silk moth is a kind of insect

8. A Silk moth which produces silk is called Silkworm.

9. Sorting is the process of separating fleece (hair) of different textures. It is done after the removal of dirt, grease and dust from the raw sheared fleece.