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

Peace silk was produced in the year ______. - Science

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प्रश्न

Peace silk was produced in the year ______.

रिकाम्या जागा भरा

उत्तर

Peace silk was produced in the year 1992.

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Animal Fibre: Silk
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 5: Animals in Daily Life - Evaluation [पृष्ठ ९०]

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सामाचीर कलवी Science - Term 3 [English] Class 7 TN Board
पाठ 5 Animals in Daily Life
Evaluation | Q II. 5. | पृष्ठ ९०

संबंधित प्रश्‍न

The silkworm is (a) a caterpillar, (b) a larva. Choose the correct option


Make sketches of the two stages in the life history of the silk moth which are directly related to the production of silk.


Match the words of Column I with those given in Column II:

Column I Column II
Scouring Yields silk fibres
Mulberry leaves Wool yielding animal
Yak Food of silk worm
Cocoon Reeling
  Cleaning sheared skin

A natural fibre obtained by boiling cocoons is called ______.


The cultivation and production of silk is known as ______.


Write about any three uses of silk.


Write about Ahimsa Silk.


HOTS

Silk fiber is used to manufacture parachute. Why?


Which of the following is not a type of silk?


The general process that takes place at a sheep shearing shed is


The term sericulture is used for


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

Silkworms are caterpillars of silk moths.


Some words related to silk are jumbled up. Write them in their correct form.

WILSMORK


Some words related to silk are jumbled up. Write them in their correct form.

BELMURRY


Some words related to silk are jumbled up. Write them in their correct form.

RINGLEE


Steps for the production of silk are given below in a jumbled order. Arrange them in their proper sequence.

  1. Eggs are warmed to a suitable temperature for the larvae to hatch from eggs.
  2. Fibres are taken out from the cocoon.
  3. After 25 to 30 days, the caterpillars stop eating and start spinning cocoons.
  4. The larvae/caterpillars or silkworms are kept in clean trays along with freshly chopped mulberry leaves.
  5. Female silk moths lay eggs.
  6. Cocoons are kept under the sun or boiled in water.

______ are boiled to get the silk.


Silk is the secretion of ______.


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