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तमिलनाडु बोर्ड ऑफ सेकेंडरी एज्युकेशनएसएसएलसी (अंग्रेजी माध्यम) कक्षा ७

Assertion: Wool is the fibre derived from the fur of animals. Reason: Animals like goat, Yak, Alpaca and rabbit yields wool.

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प्रश्न

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

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

विकल्प

  • Both Assertion and reasoning is correct

  • Assertion is correct but reason in wrong

  • Assertion is wrong but reason is correct

  • Assertion and Reason are incorrect

MCQ
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उत्तर

Both Assertion and reasoning is correct

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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 X. 1. | 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?


Which of the following does not yield wool?


What is meant by term Sericulture?


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.


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?


Wool yielding animals bear ______ on their body.


State whether the following statement is True or False. If false, correct them.

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


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


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.


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


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