Class 6 Science Chapter 12 MCQ

Class 6 Science Chapter 12 MCQ (Multiple Choice Questions) of Electricity and Circuit. All the MCQs are helpful for the revision of chapter and doubt clearing. These MCQs includes all the questions from intext paragraphs and objective questions from exercises.

These MCQ quiz guaranteed a good score in exams based on chapter 12 of standard 6 science.

Class 6 Science Chapter 12 MCQ Online Test for 2021-2022

Class: 6Science
Chapter: 12Electricity and Circuit
Contents:MCQ Online Test with answers

Class 6 Science Chapter 12 MCQ Test with Answers


Choose the incorrect statements.

[A]. A switch is the source of electric current in a circuit.
[B]. A switch helps to complete or break the circuit.
[C]. A switch helps us to use electricity as per our requirement.
[D]. When the switch is open, there is an air gap between its terminals.

The filament of an electric bulb is made of a thin wire of:

[A]. Copper
[B]. Aluminium
[C]. Tungsten
[D]. Nichrome

The coloured plastic covering on electric wires makes the electric wire:

[A]. Long lasting
[B]. More attractive
[C]. Resistant to corrosion
[D]. Safe to touch

Paheli, is running short of connecting wires. To complete an electric circuit, she may use a:

[A]. Glass bangle
[B]. Thick thread
[C]. Rubber pipe
[D]. Steel spoon

The torch bulb does not glow in a complete circuit in which of the following is included. This one is:

[A]. Paper clip
[B]. Aluminium foil
[C]. Mica sheet
[D]. Pencil lead


Which of the following statement is or are correct?

[A]. Electricity is a very clean form of energy.
[B]. We use electricity to run many appliances on machines in our day to day life which make our work easier.
[C]. Electricity is produced at power stations which is also known as power plants.
[D]. All the above

The cells or batteries which can be recharged are usually those used in:

[A]. Electric clocks and mobile phones
[B]. Mobile phones and cameras
[C]. Cameras and TV remotes
[D]. Electric clocks and TV remotes

Consider the following statements and choose the correct one:

[A]. Although the electricity is very useful but it can also be very dangerous
[B]. If electric wires and electrical appliances are handled carelessly, then a person get can get electric shock which may cause severe burns and even death.
[C]. We should never use electricity from power points are sockets in our home for school for performing science experiments because it is very unsafe and dangerous to do so.
[D]. All the above

Which of the following is involved in the working of a torch bulb?

[A]. Chemical effect of current
[B]. Magnetic effect of current
[C]. Heating effect of current
[D]. Shocking effect of current

Which of the following is not an insulator?

[A]. Bakelite
[B]. Brass
[C]. Porcelain
[D]. Mica


Ravindra is doing his homework which is given by his teacher. Would you help him to choose the incorrect sentences?

[A]. We should never join the two (positive and negative) terminals of a cell directly by a wire.
[B]. The small electric bulb which produces light when a torch is switched on is called a torch bulb.
[C]. The thin wire inside the bulb is called filament of the bulb.
[D]. It is the silver of the bulb which glows when electricity from a cell is passed through it.

An example of non-conductor of electricity is a:

[A]. Coin
[B]. Battery
[C]. Rubber gloves
[D]. Metal spoon

Aayushi is completed her science chapter where she wrote some statements. She wants to know whether the statements are correct or not? Aayushi wants to take help from you:

[A]. The metal tip at the base of the bulb and the metal case of the bulb are two terminals of the torch bulb.
[B]. When electricity or electric current from the cell passes through the filament of the bulb, the filament does not affect.
[C]. The heating effect produced by electricity from the cell which makes a torch bulb work and produce light.
[D]. The small amount of electricity produced by one or two dry cells can light up only a small electric bulb like a torch bulb.

The part of a torch bulb which gives off light is the:

[A]. Glass
[B]. Filament
[C]. Base
[D]. Metal cover

When electricity passes through a bulb it gives off:

[A]. Sound and light
[B]. Light only
[C]. Light and electricity
[D]. Light and heat


In the last year board examination, Rahul were asked a question where he had to choose the statement which was/were incorrect? Will you be able to answer this question?

[A]. When the filament or thin wire of a bulb gets broken, the bulb is said to be fused.
[B]. If we make a circuit using cotton threads or jute strings then the bulb will glow.
[C]. The switch is a simple device which is used to “open” or “close” a circuit
[D]. None of the above

In a quiz competition, you are asked a question where you have to choose the statement which is / are incorrect?

[A]. Due to complete circuit, electricity starts flowing in the circuit and electrical appliances will start working.
[B]. The purpose of using a switch is to “turn on” or “turn off” an electrical appliance by closing the circuit or opening the circuit respectively.
[C]. Some of the electrical appliances are torch, radio set, table lamp etc.
[D]. Electricity does not flow through an open circuit and close circuit.

Which of the following type of energy can be converted easily into mechanical energy, sound energy, heat energy and light energy?

[A]. Kinetic energy
[B]. Potential energy
[C]. Electric energy
[D]. Magnetic energy

In a science quiz competition, Nuri is asked a question where she had to choose the statement which was/were incorrect?

[A]. A torch is a portable electric lamp which uses two or more cells to light a small bulb.
[B]. In a torch, two or more cells are connected to a torch bulb through a sliding switch.
[C]. When the torch light is not needed, the sliding switch is opened by pushing it backwards.
[D]. The positive terminal of one cell is always kept in contact with the positive terminal of the different cell.

Which of the following statement is or are incorrect?

[A]. Those materials which allow electric current to pass through them are called conductors.
[B]. All the metals are conductors of electricity.
[C]. Electric wires are made of copper and aluminium because their conductor of electricity.
[D]. None of the above


Raj is doing his homework which is given by his teacher. Would you help him to choose the correct sentences?

[A]. A non-metal called carbon in the form of graphite and diamond is also a conductor of electricity.
[B]. The human body is also high conductor of electricity.
[C]. Distilled water also conduct electricity.
[D]. None of the above

Priyanka is writing some statements, choose the incorrect statement and help him:

[A]. All the objects made of insulator materials are also insulators.
[B]. A torch gates electricity from the cell kept inside it.
[C]. No electricity passes through the broken filament or a fused bulb
[D]. None of the above

In case of rechargeable batteries (such as the type used in mobile phones, cameras and inverters), they are used again and again. How?

[A]. It has some special chemicals.
[B]. Passing a suitable current in the opposite direction.
[C]. After using they can be restored energy again.
[D]. All the above.

A torch is not functioning, through contact points in the thoughts are in working condition. What can be the possible reason for this? Choose the correct one(s):

[A]. The torch bulb may be fused.
[B]. The cells may be discharged.
[C]. The connecting wires may be broken up.
[D]. All the above

Shekhar appeared in class test but he confused to know the incorrect statement. Would you help him to know that?

[A]. The positive terminal of electric cell is marked plus (+).
[B]. The negative terminal of the electric cell is marked minus (-).
[C]. We should not join the two terminals (positive and negative) of a cell directly by a wire.
[D]. The electric cell is a cylindrical device having a small metal cap on one side which is negative terminal.

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