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प्रश्न
HOTS
Silk fiber is used to manufacture parachute. Why?
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उत्तर
- Silk is the strongest natural fibre.
- It is thin light in weight, strong.
- It is easly to peak and unfold.
- It is also fire resistant.
- It is dries quickly.
- It is also resistant to abrasion and chemicals.
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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.
The cultivation and production of silk is known as ______.
______ is the strongest natural fibre.
Define – Sericulture
Who invented the Ahimsa silk?
Write about Ahimsa Silk.
The term sericulture is used for ______.
Some words related to silk are jumbled up. Write them in their correct form.
TURECULRISE
Some words related to silk are jumbled up. Write them in their correct form.
RINGLEE
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.
Describe the life history of the silk moth with the help of figures of various stages.
The production of silk is called ______.
The silk moth feed on ______.
The larva of a silkworm is called ______.
Silk is the secretion of ______.
List a few characteristic features of silk.
