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?
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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.