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Question
______ is a non-biodegradable material.
Options
Paper
A plastic bottle
Cotton cloth
Wool
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Solution
A plastic bottle is a non-biodegradable material.
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RELATED QUESTIONS
What is meant by term Rearing?
What is meant by term Shearing ?
What is meant by term Sericulture?
Given below is a sequence of steps in the processing of wool. Which are the missing steps? Add them
Shearing, __________, sorting, __________, __________, __________
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 is shearing?
What are the major steps involved in this wool factory.
Write the uses of the wool.
Assertion: Wool is the fibre derived from the fur of animals.
Reason: Animals like goat, Yak, Alpaca and rabbit yields wool.
Paheli wanted to buy a gift made of animal fibre obtained without killing the animal. Which of the following would be the right gift for her to buy?
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.
Figure shows three rings of circles with letters in them. Some of these letters in each ring can form the name of one wool yielding animal. Find the names of these animals.
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 process called ______ involves the removal of dried wool.
