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Silk - Animal Fibre

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Important Questions

Which of the following is/ are correct statement(s)?

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What is meant by the following terms?
  1. Rearing 
  2. Shearing 
  3. Sericulture

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Steps for the production of silk are given below in a jumbled order. Arrange them in their proper sequence.
a) Eggs are warmed to a suitable temperature for the larvae to hatch from eggs.
b) Fibres are taken out from the cocoon.
c) After 25 to 30 days, the caterpillars stop eating and start spinning cocoons.
d) The larvae/caterpillars or silkworms are kept in clean trays along with freshly chopped mulberry leaves.
e) Female silk moths lay eggs.
f) Cocoons are kept under the sun or boiled in water. 

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Silk is obtained from ________ of the silk moth.

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The rearing of silkworms for obtaining silk is called as:

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Silk fibres are made up of:

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State whether the following statements are true or false. If false, correct them.
a) Silkworms are caterpillars of silk moths.
b) In India, camels and goats are generally reared for obtaining wool.
c) The rearing of silkworms for obtaining silk is called silviculture.
d) In the process of obtaining wool from fleece, sorting is done after scouring.
e) Yak hair is not used to make woollen fabric.

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Silk fibre is obtained from the stem of a plant.

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Silkworm secrete fibre made up of:

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Paheli went to the market to buy sarees for her mother. She took out a thread from the edge of the two sarees shown by the shopkeeper and burnt them. One thread burnt with a smell of burning hair and the other burnt with the smell of burning paper. Which thread is from a pure cotton saree and which one from a pure silk saree? Give reason for your answer. 

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