Class 6 Science Chapter 12 MCQs Questions With Answers NCERT
We have compiled the NCERT MCQ Questions for Class 6 Science Chapter 12 Electricity and Circuits with Answers Pdf free download covering the entire syllabus. Practice MCQ Questions for Class 6 Science with Answers on a daily basis and score well in exams. Refer to the Electricity and Circuits Class 6 MCQs Questions with Answers here along with a detailed explanation.
Electricity and Circuits Class 6 MCQ
Choose the correct option.
Question 1.
The material present inside the bulb that glows on heating is called
(a) cell
(b) switch
(c) filament
(d) thick wire
Answer
Answer: (c) filament
Question 2.
Which of these is a conductor?
(a) Rubber
(b) Mica
(c) Copper
(d) Wood
Answer
Answer: (c) Copper
Question 3.
Our body is
(a) a good conductor of electricity
(b) sometimes good and sometimes bad conductor
(c) bad conductor of electricity
(d) none of these
Answer
Answer: (a) a good conductor of electricity
Question 4.
Combination of two or more cells is called
(a) battery
(b) cell
(c) bulb
(d) circuit
Answer
Answer: (a) battery
Question 5.
Rubber is
(a) a semiconductor
(b) a conductor
(c) an insulator
(d) None of these
Answer
Answer: (c) an insulator
Question 6.
A device that breaks the circuit is called:
(a) switch
(b) filament
(c) bulb
(d) battery
Answer
Answer: (a) switch
Question 7.
A bulb has
(a) two terminals and two filaments
(b) two terminals and a filament
(c) multiple terminals and single filament
(d) single terminal and a filament
Answer
Answer: (b) two terminals and a filament
Question 8.
The filament of a bulb is made up of
(a) tungsten
(b) platinum
(c) aluminium
(d) chromium
Answer
Answer: (a) tungsten
Question 9.
Which of the following is an insulator?
(a) Bakelite
(b) Aluminium
(c) Tap water
(d) Moist air
Answer
Answer: (a) Bakelite
Question 10.
A bulb lights up only in
(a) a closed circuit
(b) an open circuit
(c) in both
(d) series connection
Answer
Answer: (a) a closed circuit
Question 11.
Which of the following is a non-conductor or electricity?
(a) Battery
(b) Rubber glove
(c) Metal spoon
(d) Coin
Answer
Answer: (b) Rubber glove
Question 12.
Filament of a torch bulb is
(a) a metal case
(b) metal tip at the centre of the base
(c) two thick wires
(d) a thin wire
Answer
Answer: (d) a thin wire
Question 13.
A dry cell has
(a) two terminals
(b) one terminal
(c) three terminals
(d) none of these
Answer
Answer: (a) two terminals
Question 14.
A bulb whose filament is broken is called
(a) fused
(b) glowing
(c) conductor
(d) none of these
Answer
Answer: (a) fused
Question 15.
The thin wire that gives off light is called
(a) current
(b) filament
(c) bulb
(d) cell
Answer
Answer: (b) filament
Question 16.
The direction of flow of an electric current in a conducting wire is from:
(a) negative to positive
(b) positive to negative
(c) sometimes positive and sometimes negative
Answer
Answer: (b) positive to negative
Question 17.
Lead of pencil is
(a) an insulator
(b) a semiconductor
(c) a conductor
(d) none of these
Answer
Answer: (c) a conductor
Question 18.
A filament with low melting point is used in
(a) fuse
(b) electric bulb
(c) electric iron
(d) electric heater
Answer
Answer: (a) fuse
Question 19.
An electrician wears a rubber glove while doing electrical repairs to
(a) save electricity
(b) prevent himself from shock
(c) just make fun
(d) keep away from getting dirty
Answer
Answer: (b) prevent himself from shock
Question 20.
Glass is
(a) a conductor
(b) an insulator
(e) both conductor and insulator
(d) semiconductor
Answer
Answer: (b) an insulator
Question 21.
Battery is the combination of two or more
(a) cells
(b) bulbs
(c) circuits
(d) none of these
Answer
Answer: (a) cells
Question 22.
Graphite is a/an
(a) insulator
(b) conductor
(c) both of these
(d) none of these
Answer
Answer: (b) conductor
Question 23.
Plastic is a/an
(a) insulator
(b) conductor
(c) both of these
(d) none of these
Answer
Answer: (a) insulator
Question 24.
The bulb lights up only when
(a) the cell, bulb and the wires make a closed circuit.
(b) there is a gap in the electrical path.
(c) the path starts and ends up at the same terminal of the cell.
(d) the cell, bulb and wires make an open circuit.
Answer
Answer: (a) the cell, bulb and the wires make a closed circuit.
Question 25.
Thin wire in the bulb that gives off light is
(a) cell
(b) battery
(c) filament
(d) circuit
Answer
Answer: (c) filament
Question 26.
The direction of current in a conducting wire is
(a) positive to negative terminal
(b) negative to positive terminal
(c) may vary
(d) none of these
Answer
Answer: (a) positive to negative terminal
Question 27.
Which of the following will make a closed circuit?
(a) Eraser
(b) Metal Key
(c) Bulb
(d) Battery
Answer
Answer: (b) Metal Key
Question 28.
A device that breaks the circuit is called
(a) filament
(b) switch
(c) bulb
(d) battery
Answer
Answer: (b) switch
Question 29.
The materials which allow electric current to pass through them are
(a) conductors
(b) insulators
(c) semi-conductors
(d) None of these
Answer
Answer: (a) conductors
Question 30.
A circuit may have
(a) only one bulb
(b) only two bulbs
(c) only three bulbs
(d) any number of bulbs
Answer
Answer: (d) any number of bulbs
Fill in the Blanks
Question 1.
Gases used in electric bulbs are ………………. gases.
Answer
Answer: inert
Question 2.
A cell converts ………………. energy into ………………. energy.
Answer
Answer: chemical; electric
Question 3.
The combination of two or more cells in a specific order is called a ……………….
Answer
Answer: battery
Question 4.
A ………………. is a device which makes or breaks the circuit.
Answer
Answer: switch
Question 5.
A closed path made for the flow of electric current is called ……………….
Answer
Answer: circuit
Question 6.
Our body is a good ………………. of electricity.
Answer
Answer: conductor
Question 7.
Substances through which an electric current can pass are called ……………….
Answer
Answer: conductors
Question 8.
Substances through which an electric current cannot pass are called ……………….
Answer
Answer: insulators
Question 9.
We use a ………………. to test the conductivity of a material, i.e., whether it is a conductor or an insulator.
Answer
Answer: conduction tester
Question 10.
Electrical charges that build up on the surface of object being rubbed is called ………………. electricity.
Answer
Answer: static
Question 11.
There is a thin wire inside the bulb which emits light is called ………………. of the bulb.
Answer
Answer: filament
Question 12.
………………. and ………………. are used for covering electrical wires, plug tops, switches and other electrical appliances.
Answer
Answer: Rubber; plastics
Question 13.
Air is ……………….
Answer
Answer: an insulator
Question 14.
An electric current flows from terminal of the electric cell to its ………………. terminal.
Answer
Answer: positive, negative
Question 15.
A bulb in which the ………………. is broken is called a bulb.
Answer
Answer: filament; fused
Question 16.
………………… is a useful form of energy.
Answer
Answer: Electricity
Question 17.
………………… cell does not contain any liquid chemical.
Answer
Answer: Dry
Question 18.
The metal cap is the ………………… terminal of electric cell.
Answer
Answer: positive
Question 19.
A single dry cell gives a voltage of ………………… volts.
Answer
Answer: 1.5
Question 20.
In ………………… circuit current flows from the positive terminal to its negative terminal.
Answer
Answer: closed
Question 21.
No ………………… flows in an open circuit.
Answer
Answer: current
Question 22.
A ………………… works by opening and closing a gap in an electric circuit.
Answer
Answer: switch
Question 23.
In a torch two cells are connected to a torch bulb through …………………
Answer
Answer: sliding switch
Question 24.
Cotton and jute are …………………
Answer
Answer: insulators
Question 25.
Silver and copper are …………………
Answer
Answer: conductors
True or False
Question 1.
Electricity is a form of energy.
Answer
Answer: True
Question 2.
In an electric cell, the side with the metal cap is the negative terminal.
Answer
Answer: False
Question 3.
The electric cell produces electric current.
Answer
Answer: True
Question 4.
Gases filled inside the bulb are nitrogen, argon, krypton, etc.
Answer
Answer: True
Question 5.
Electricity can pass through thermocol.
Answer
Answer: False
Question 6.
A fused bulb does not glow.
Answer
Answer: True
Question 7.
When we rub an object with something, it acquires charge.
Answer
Answer: True
Question 8.
Our body is a bad conductor of electricity.
Answer
Answer: False
Question 9.
Both electric cells and the bulbs have one terminal each.
Answer
Answer: False
Question 10.
In an open circuit, electricity cannot flow.
Answer
Answer: True
Question 11.
Electric switches, plugs, sockets, etc., are made of conductors.
Answer
Answer: False
Question 12.
Light bulb was invented by Thomas Alva Edison.
Answer
Answer: True
Question 13.
In a circuit, electric current flows from positive terminal to negative terminal.
Answer
Answer: True
Question 14.
Air is a bad conductor of electricity.
Answer
Answer: True
Question 15.
Rubber glove is an example of non-conductor of electricity.
Answer
Answer: True
Question 16.
Electricity flows in an open electric circuit.
Answer
Answer: False
Question 17.
The black rod in a dry cell is lead rod.
Answer
Answer: False
Question 18.
Conductors do not allow the electric current to pass through them.
Answer
Answer: False
Question 19.
The circuit in which electrical contact at any point is broken is called on open electric circuit.
Answer
Answer: True
Question 20.
An electric cell has four terminals.
Answer
Answer: False
Question 21.
Handle of an electrician’s screw driver is made of insulator.
Answer
Answer: True
Question 22.
Thin wire in an electric bulb is called filament.
Answer
Answer: True
Question 23.
The current flows in closed circuit from +ve to -ve terminal of the cell.
Answer
Answer: True
Question 24.
Dry cell converts chemical energy into electrical energy.
Answer
Answer: True
Match the following
| Column I | Column II |
| 1. Switch | (a) Electric current flows in |
| 2. Bulb | (b) A device which produces electricity |
| 3. Filament | (c) A combination of cells |
| 4. Circuit | (d) Does not allow electricity to pass through it |
| 5. Insulator | (e) Allows electricity to pass through it |
| 6. Conductor | (f) Either breaks or completes a circuit |
| 7. Battery | (g) Converts electricity into light |
| 8. Cell | (h) Glows when electricity passes in it |
| 9. Fused bulb | (i) Is a path of electricity |
| 10. Closed circuit | (j) Does not light up |
Answer
Answer:
| Column I | Column II |
| 1. Switch | (f) Either breaks or completes a circuit |
| 2. Bulb | (g) Converts electricity into light |
| 3. Filament | (h) Glows when electricity passes in it |
| 4. Circuit | (i) Is a path of electricity |
| 5. Insulator | (d) Does not allow electricity to pass through it |
| 6. Conductor | (e) Allows electricity to pass through it |
| 7. Battery | (c) A combination of cells |
| 8. Cell | (b) A device which produces electricity |
| 9. Fused bulb | (j) Does not light up |
| 10. Closed circuit | (a) Electric current flows in |
| Column A | Column B |
| 1. Solar energy into electrical energy | (a) Fused bulb |
| 2. A bulb with broken filament | (b) Switch board |
| 3. Insulators | (c) Dry cell |
| 4. Conductors | (d) Solar cell |
| 5. Chemical energy into L electrical energy | (e) Aluminium |
Answer
Answer:
| Column A | Column B |
| 1. Solar energy into electrical energy | (d) Solar cell |
| 2. A bulb with broken filament | (a) Fused bulb |
| 3. Insulators | (b) Switch board |
| 4. Conductors | (e) Aluminium |
| 5. Chemical energy into L electrical energy | (c) Dry cell |
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