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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.
APPEARS IN
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 |
______ is the strongest natural fibre.
Peace silk was produced in the year ______.
Define – Sericulture
Who invented the Ahimsa silk?
Write about Ahimsa Silk.
Reeling of silk is ______.
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.
Which of the following fibers is considered the strongest natural fiber?
India stands ______ in silk production in the world.
______ are boiled to get the silk.
The larva of a silkworm is called ______.
Silk is the secretion of ______.
List a few characteristic features of silk.
