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

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Question

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

RINGLEE

One Word/Term Answer
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Solution

REELING

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Animal Fibre: Silk
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Chapter 3: Fibre to Fabric - SHORT ANSWER QUESTIONS [Page 18]

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NCERT Exemplar Science [English] Class 7
Chapter 3 Fibre to Fabric
SHORT ANSWER QUESTIONS | Q 16. (d) | Page 18

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


The term sericulture is used for ______.


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

The rearing of silkworms for obtaining silk is called silviculture.


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

TURECULRISE


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.

Complete the paragraph related to the life history of silk moth by filling in the blanks.

The ___(a)___ silk moth lays ___(b)___, from which hatch ___(c)___ called ___(d)___ or ___(e)___. They grow in size and when the caterpillar is ready to enter the next stage of its life history called ___(f)___, it first weaves a covering to hold itself, which is known as ___(g)___.


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.


India stands ______ in silk production in the world.


______ are boiled to get the silk.


The larva of a silkworm is called ______.


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