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प्रश्न
How does the hair of certain animals help in keeping their bodies warm?
उत्तर
The hair of the body of certain animals traps a lot of air. Since air is a poor conductor of heat, this shields the body from cold and keeps it warm.
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संबंधित प्रश्न
What is meant by term Shearing ?
Given below is a crossword puzzle based on this lesson. Use hints to fill in the blank spaces with letters that complete the words.
Down
(D) 1: Thorough washing
2 : Animal fibre
3 : Long thread like structure
Across
(A) 1 : Keeps warm
2 : Its leaves are eaten by silkworms
3 : Hatches from egg of moth
True or False – If False give the correct answer
Wool is the fibre derived from the silk worm.
What are the characteristics of wool? Give any three.
What are the major steps involved in this wool factory.
Wool fibre cannot be obtained from which of the following?
Wool yielding animals bear _________ on their body.
Various steps involved to obtain wool from fleece are given here.
- Picking out the burrs
- Dyeing in various colours
- Shearing
- Scouring
- Sorting
Write the above steps in the correct sequence in which they are carried out.
A wholesale woollen fibre dealer gets the woollen fibre of different textures sorted for various purposes. Match the items in Column I with the woollen fibre in Column II.
| Column I | Column II | ||
| (a) | Pashmina shawl | (i) | Camel wool |
| (b) | Woollen carpet | (ii) | Angora wool |
| (c) | Baby blanket | (iii) | Kashmir goat |
| (d) | Woollen sweater | (iv) | Sheep wool |
The scouting process during the processing of wool refers to ______.
