synthetic fibres and plastics

Polymer comes from

• Greek word

• Latin word

• French word

• German word

Answer explanation

polymer comes from 2 greek words 'poly' meaning 'many' and 'mer' meaning 'units'.

cotton is made of ______ as its polymer unit

• plants

• wood pulp

• cellulose

• animals

rayon is regarded as

• artificial wool

• artificial silk

• artificial cotton

• semi-synthetic fibre

Nylon was made in the year ____

Which fibre is used in making water hoses for firefighting operations?

Which fibre is used as a substitute for wool?

• polyester

• nylon

• acrylic

• rayon

Which of the following has a fruity smell?

• ester

• polyester

• PVC

• polythene