Class-8 - Chemistry - Chapter-1 - Syntheti Fibers and Plasti

What is the other name for artificial silk ?

• Nylon

• Acrylic

• Rayon

• Polyester

Which fiber is used as artificial wool?

• Acrylic

• Rayon

• Nylon

• Cotton

Polymers are made up of small units called

• layers

• molecules

• cells

• monomers

The strongest synthetic fibre is

• nylon

• rayon

• polyester

• acrylic

Wood pulp is used to make

• plastic

• wool

• jute

• rayon

Which of the following is a natural fibre?

• Wool

• Nylon

• PVC

• Polythene

Melamine is

• thermoplastic polymer

• thermosetting polymer

• fibre

• branched polymer

Fibre produced in factories is called

• man-made fibre

• natural fibre

• synthetic fibre

PET is a

• polyester

• polyamide

• nylon

• thermosetting polymer

Which of the following cannot be recycled?

• Toys

• Cooker handles

• Carry bags

• Plastic chair