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NCERT-SYNTHETIC FIBERS AND PLASTIC-QUESTIONS
- Explain why some fibres are called synthetic.
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- Mark ( ) the correct answer. Rayon is different from synthetic fibre...
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- Fill in the blanks with appropriate words. Synthetic fibres are also...
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- Fill in the blanks with appropriate words. Synthetic fibres are synt...
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- Fill in the blanks with appropriate words. Like synthetic fibres, pl...
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- Give examples which indicate that nylon fibres are very strong.
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- Explain why plastic containers are favoured for storing food.
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- Explain the difference between thermoplastic and thermosetting plastic...
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- Explain why the following are made of thermosetting plastics Saucepa...
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- Explain why the following are made of thermosetting plastics Electri...
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- Categorize the materials of the following products into 'can be recycl...
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- Rana wants to buy shirts for summer. Should he buy cotton shirts or sh...
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- Give examples to show that plastics are non-corrosive in nature
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- Should the handle and bristles of a tooth brush be made of the same ma...
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- Avoid plastics as far as possible'. Comment on this advice.
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- Match the terms of column A correctly with the phrases given in column...
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- Manufacturing synthetic fibres is actually helping conservation of for...
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- Describe an activity to show that thermoplastic is a poor conductor of...
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