______fibre is made up from plant cellulose, it absorbs water easily.

_________ is the first fully synthetic fibre.

Paheli Is Taking Preparation For Her Final Examination. She Is Writing Some Statements About “Nylon” But She Confused To Know Whether The Statements Are Correct Or Not? Would You Help Her?

PET is a very familiar form of

What of the following is used for making stockings and parachutes?

One of the advantages of nylon over rayon is that nylon:

Which of the following material is a mixture of two fibres?

Which of the following is not manufactured from high-density polythene?

Fibres of _______ resemble that of silk and hence, it is popularly known as ‘artificial silk’.

Firefighters’ uniform is coated with a plastic that is fire resistant. Identify the plastic from the given options.

Identify the type of plastic that can best be used to make electrical switches.

Modern non-stick cookware and the flat end of an electric iron has a coating of a polymer. Identify the name of the polymer.

Terylene is a popular form of

Select the correct option from the given statements.

Which of the following groups contain only synthetic fibres?

Petrochemicals are

Assertion: Acrylic fibres are used in making socks and shawls.

Reason: Acrylic fibres are a replacement or woolen fibres.

Pickles are stored in plastic bottles mainly because they are:

Polyethylene terephthalate belongs to which class of synthetic polymer?

In Which Of The Following Statement Is Or Are Incorrect?

Cellulose is made up of large number of _______ units.

Mention the type of polymer.

The synthetic fibre best suited to make this is ______ and is due to its _____property.

Which of the following plastics objects can be recycled?

i). Electric socket ii). Polythene bag iii).PVC pipe iv). Ashtray

Synthetic fibres are made from raw materials called _____

Which of the following is a thermosetting plastic?

Out of the following materials ::

a. Which materials are polyesters? b. Which material is a polyamide?

PET is a kind of _____.

Name the plastic used for making water pipes

Select 2 polyester fibres

Name the plastic used for non - stick coating

Many small unit combine together to form a large unit called _________

Cooking pans have plastic handles because

Poly + Cot = ______

Silk fibre is obtained from silk worm whereas artificial silk is obtained by the chemical treatment of _______________.

Polythene which is used to make polythene bags is an example of a ________.

Iron rusts when it is exposed to ______________ and _____________.

Synthetic fibre popular for its strength

The plastics which gets deformed easily on heating and can be bent easily is called ________

Plastics which resists fire and can tolerate heat better than other plastics

See the figure given below and select the correct statements regarding polymers.

1. Figure (X) shows structure of a monomer while figure (Y) shows structure of a polymer.

2. Small boxes in the structure represent monomers that are joined to give a polymer.

3. Figure (X) shows structure of a linear polymer while (Y) shows structure of a cross-linked polymer.

Atul was climbing mountain and he wondered about the strength of rope in his hand which was stronger than a steel wire. This rope would have been made up of:

Read the given statements and mark the appropriate answer.

Statement 1: Fabric made from this polyester does not get wrinkled easily.

Statement 2: Polyester is a natural fibre.

Nylon is obtained by

Which of the following is not a blended fibre?

The first synthetic fibre formed from a natural material wood pulp is

A fibre which is as soft as wool is

Necklace : bead :: polymer : ________.

Main source of raw material for producing synthetic fibre is :

Which one of the following can be semi-synthetic fibre?

The long-chained polymers made by linking several ester units is called

Which of the following will soak less water?

We should not wear synthetic clothes while cooking in the kitchen or in a laboratory.

A polymer is a chain of many small units joined together which are called ________.

From which part of sheep is wool made from?

A chain of small chemical units combined to form a large single unit is called ____

Polythene and PVC are examples of

Plastics which when moulded once, cannot be softened by heating. Such plastics are called

Polycot is made by mixing two types of fibres namely

The 4 R Principle is

_____________ is an example of natural polymer

Which of the following is Non-biodegradable

Bakelite and Melamine are examples of

Fire proof plastic uniform worn by fire fighters has a coating of _____ to make it fire resistant

The coating on modern non- stick cookware and electric iron is of

Linear and lightly cross-linked polymers form a class of plastics are called _________