CBSE Class 8 Science Polymers Assignment Set A

CBSE Class 8 Science - Polymers

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Ch:- Polymers

Answer the following questions

1. Write the properties and uses of :-

(a) Rayon

(b) Polyester

(c) Acrylic

2. What are the advantages and disadvantages of synthetic fibres?

3. What is the difference between Thermoplastics and Thermosetting plastics?

4. Justify the statement:- “ Plastics are versatile.”

5. Write any five uses of plastics in:-

(a) hospitals (b) homes c) laboratories.

6. What are the hazardous effects of excessive use of plastics?

7. Explain the 4R principle.

8. Make a power point presentation on different types of polymers, their structure, uses and properties.

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