Foundation Level III NEET Mock Test-08 (chemistry 2024-2025)

Synthetic fibres are made from

• Natural resources

• Chemicals

• Both natural and chemical resources

• Minerals

Which of the following is an example of a synthetic fibre?

• Wool

• Silk

• Nylon

• Cotton

The process of making synthetic fibres is called

• Spinning

• Weaving

• Polymerization

• Melting

What is the primary difference between synthetic fibres and natural fibres?

• Synthetic fibres are made from plant material, while natural fibres are made from chemicals.

• Synthetic fibres are man-made and natural fibres are derived from plants or animals.

• Synthetic fibres are more expensive than natural fibres

• There is no difference.

Which of the following is a property of plastic?

• It is non-biodegradable.

• It decomposes quickly in nature.

• It is a natural substance.

• It is harmful to human health.

Which of the following plastics is commonly used for making bottles?

• PVC (Polyvinyl chloride)

• Teflon

• PET (Polyethylene Terephthalate)

• Bakelite

Bakelite is an example of

• Thermoplastic

• Thermosetting plastic

• Biodegradable plastic

• Elastomer

Which synthetic fibre is commonly used to make parachutes?

• Nylon

• Polyester

• Acrylic

• Rayon

Which of the following plastics is used for making electrical switches?

• Teflon

• Bakelite

• PVC

• Polystyrene

What is the main disadvantage of plastics?

• They are very durable.

• They are easily biodegradable.

• They are harmful to the environment because they do not decompose easily.

• They are difficult to mold.