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तामिळनाडू बोर्ड ऑफ सेकेंडरी एज्युकेशनएस.एस.एल.सी. (इंग्रजी माध्यम) इयत्ता ७

What is shearing? - Science

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प्रश्न

What is shearing?

एका वाक्यात उत्तर

उत्तर

The fleece of the sheep is removed from its body. This is called shearing.

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Animal Fibres: Wool
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 5: Animals in Daily Life - Evaluation [पृष्ठ ९१]

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

संबंधित प्रश्‍न

You must be familiar with the given nursery rhymes

Baa baa black sheep, have you any wool.

Answer the following:

Which parts of the black sheep have wool?


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?


Which of the following does not yield wool?


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


______ is a non-biodegradable material


True or False – If False give the correct answer

Wool is the fibre derived from the silk worm.


True or False – If False give the correct answer

Ahimsa silk is otherwise known as Mulberry silk.


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?


Wool fibre cannot be obtained from which of the following?


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.


Various steps involved to obtain wool from fleece are given here.

  1. Picking out the burrs
  2. Dyeing in various colours
  3. Shearing
  4. Scouring
  5. Sorting

Write the above steps in the correct sequence in which they are carried out.


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.


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