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तमिलनाडु बोर्ड ऑफ सेकेंडरी एज्युकेशनएसएसएलसी (अंग्रेजी माध्यम) कक्षा ७

Write the uses of the wool. - Science

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प्रश्न

Write the uses of the wool.

संक्षेप में उत्तर

उत्तर

  1. Wool is a multifunctional fibre with a range of diameters that makes it suitable for clothing, household fabrics and technical textiles.
  2. Two third of wool is used in the manufacture of garments including sweaters, dresses, coats and active sportswear.
  3. Blended with other natural (or) synthetic fibres wool used as adds drape and crease resistance blankets, anti-static and noise absorbing carpets.
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Animal Fibres: Wool
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 5: Animals in Daily Life - Evaluation [पृष्ठ ९१]

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सामाचीर कलवी Science - Term 3 [English] Class 7 TN Board
अध्याय 5 Animals in Daily Life
Evaluation | Q VIII. 4. | पृष्ठ ९१

संबंधित प्रश्न

You must be familiar with the following nursery rhymes:

Mary had a little lamb, whose fleece was white as snow

Answer the following:

What is meant by the white fleece of the lamb?


What is meant by term Rearing?


What is meant by term Shearing ?


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

Shearing, __________, sorting, ______________________________


______ is a non-biodegradable material


True or False – If False give the correct answer

Wool is the fibre derived from the silk worm.


What are the major steps involved in this wool factory.


Assertion: Wool is the fibre derived from the fur of animals.

Reason: Animals like goat, Yak, Alpaca and rabbit yields wool.


Wool fibre cannot be obtained from which of the following?


Wool yielding animals bear _________ on their body.


State whether the following statements are True or False. If false, correct them.

In India, camels and goats are generally reared for obtaining wool.


State whether the following statements are True or False. If false, correct them.

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


How does the hair of certain animals help in keeping their bodies warm?


Figure 3.1 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.


On burning wool, why we get the small of burning of hair?


The process called ______ involves the removal of dried wool.


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