Which one is animal fibre?

Which one of the following is not a variety of silk?

Silk is a :

Silkworms secrete fibre made of

The silkworm is (i) a caterpillar, (ii) a larva.

What are the advantages of synthetic fibres over natural fibres?

Given below is a sequence of steps in the processing of wool. Which are the missing step? Add them.
Shearing, .... sorting ......, ......,......

Why are silk fibres called animals fibres?

In which part of India, yak wool is common?

Name some wool yielding animals

Name the sources of obtaining fibres.

Rohan's uncle works as a technical advisor in a renowned fabric company of our country. Rohan came to know that different kinds of fibres are the raw materials for fabric industry and put forward the following questions to his uncle when he came home.
Answer the following questions based on the situation described above.
(i) What can we obtain the fibres like wool, cotton, silk?
(ii) What are the different steps by which woollen fibres are converted into the yarn?
(iii) What is the use of yarn?
(iv) Name the animals from which we obtain different quality of wools other than sheep.
(v) How can the special characters like softness in the woollen fibre be obtained?
(vi) What values are displayed by Rohan?

Ajay's father works in a wool industry. In his line of work, he does the job of sorting the fleece of sheep into fibres of different qualities. Ajay noticed that his father and other workers who were doing the similar kind of jobs faced a number of health problems. Ajay discussed this problem with his friends and he came to know that his father is getting health problems due to the nature of his work. Ajay is worried about his father's health. He advised his father to take care of their health and told him about the occupational hazards.
Now answer the following questions.
(a) What do you mean by occupational hazard?
(b) Name the disease that workers may at risk.
(c) What values are shown by Ajay?

Rearing of silk worms to obtain the ______ is called________ .

The thick coat of ________ on sheep create an insulating barrier.

The sleeping period of silkworm is _____ hours at intervals of about six days.

Wool dissolves in ____ and _______

Lohi and nali are breeds of ______

Yak hair are not used to make woollen fabric.

In the process of obtained wool from fleece, sorting is done after scouring.

Mooga is the strongest variety of wool.

Silkworm feeds on oak leaves.

Sericulture

Anthrax

Mulberry leaves

Washing of hair removed from sheep

Kashmiri goat

Where is Yak wool common in india?

What is Cocoon?