Write the importance of synthetic polymers in our life.

Answer in Brief

The importance of synthetic polymers in our life are as follows:

Nylon: It is used for making ropes for rock climbing, fishing nets, raincoats, parachutes and tyre cords, etc.
Acrylic: It is used for sweaters, track suits, linings for boots and gloves and In furnishing fabrics and carpets.
Terylene: It is used in the textile industry to make clothes like sarees, tapestry and dress material. It is also mixed with natural fibres like cotton and wool to make a greater variety of clothes.
Plastics: It is used to store food items, water, milk, pickles, dry food, etc. Plastic containers seem most convenient.
This is because of lightweight, low price, good strength and easy handling as compared to metals. Plastics are used in cars, air crafts and spacecrafts.

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Chapter 3: Synthetic Fibres and Plastics - Long Answer Questions [Page 16]

Chapter 3 Synthetic Fibres and Plastics
Long Answer Questions | Q 26. | Page 16

Mark (✓) the correct answer:

Rayon is different from synthetic fibres because

Give examples which indicate that nylon fibres are very strong.

Match the terms of column A correctly with the phrases given in column B.

	A		B
1	Polyester	a	Prepared by using wood pulp
2	Teflon	b	Used for making parachutes and stockings
3	Rayon	c	Used to make non-stick cookware
4	Nylon	d	Fabrics do not wrinkle easily

A synthetic fibre which has similar properties to wool is______.

Write the uses of synthetic fibers.

The material similar to silk in appearance is ______.

Which of the following groups contain all synthetic substances?

Unscramble the jumbled word given below, related to synthetic material.

Anory

Indicate whether the following statement is True or False. Also write the false statement in their correct form.

Synthetic fibres do not melt on heating

______ is a synthetic fibre which is strong and elastic that it has the ability to bounce.