1.wool fibre is made up of

(a) proteins (b) carbohydrates (c) fats (D)vitamins

2.what is the inferior quality of silk?

3. what is the natural mineral fibre?

state tru or false-:

4. silk fibre is chemically a protein

differentiate between the following-:

5. fleece and hair

6. natural and synthetic fibres

7. silk and wool

8. plant and animal fibres

short answer questions-:

9. name the major wool producing countries?

10. how is the quality of wool determined?

11. what are the 3 grades of silk produced?

Due to paucity of time it would not be possible for us to provide the answers to all your queries. We are providing solutions to some your good queries. Try solving rest of the questions yourself and if you face any difficulty then do get back to us.

A-1) (a) Protein

A-4) Silk is chemically a protein. This statement is true.

A-9) Australia, China, United States and New Zealand are the major wool producing countries of the world. 

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Q1. a

Q4 true

Q5. fleece is a small piece of hair & hair is long and quite strong

Q6. natural fiber is obtained from nature & synthetic fiber is man-made fiber  or artificial fiber 

Q7. wool is used for making winter clothing. wool is versatile, durable, elastic fibre. it is light, soft thick & wrikle resistance. Silk is strong , lustrous, soft hard wearing 

Q9. india, china, japan, korea

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