CBSE Class 8 Science Synthetic Fibres and Plastics Quiz 3

1. The plastic which cannot be recycled is

A jute B rayon C petrochemicals D bakelite

2. Bakelite is an example of

A fibre B elastomer C nylon D thermosetting polymer

3. Which term is used for polymers made up of a large number of glucose units?

A Protein B Fructose C Cellulose D Polyester

4. Which of the following is non-biodegradable?

A Paper B Cotton cloth C Wood D Plastic

5. Which of the following is natural fibre obtained from plants?

A Cotton B Wool C Rayon D Ketone