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प्रश्न
Why is it not advisable to burn plastic and synthetic fabrics?
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उत्तर
Burning of plastics and synthetic fabrics produces lots of poisonous gases causing air pollution. So, it is not advisable to burn plastic and synthetic fibres.
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संबंधित प्रश्न
Very Short Answer Type Questions:
Name two varieties of cloth materials which are commonly used.
Very Short Answer Type Questions:
Name some fabrics in your surroundings.
Very Short Answer Type Question:
How are natural fibres better than synthetic fibres?
Short Answer Type Question:
What do you observe when you are visiting a nearby tailoring shop?
Weaving of yarn makes a piece of fabric.
Which of the following represents the correct match for items in Column A with those in Column B.
| Column A | Column B |
| I. Nylon | (i) Thermoplastic |
| II. PVC | (ii) Thermosetting plastic |
| III. Bakelite | (iii) Fibre |
Silkworms secrete fibre made of ______.
Write a caption for the figures given in Figure.
Write a caption for the figures given in Figure.
Match the articles given in column I with the articles of column II.
| COLUMN I | COLUMN II | ||
| (a) | Sweater | (i) | Cotton |
| (b) | Cotton bolls | (ii) | Wool |
| (c) | Dhoti | (iii) | Ginning |
| (d) | Gunny bags | (iv) | Jute |
