MCQ questions for class 6 Science Chapter 12 Electricity and Circuits
Question 1: What is the flow of electric charge called?
Voltage
Current
Resistance
Power
Question 2: Which of the following materials is a good conductor of electricity?
Wood
Plastic
Copper
Rubber
Question 3: What is the symbol for a cell in an electric circuit?
C
S
E
V
Question 4: Which of the following is a device that does not allow the flow of electric current?
Resistor
Switch
Conductor
Insulator
Question 5: What is the unit of measurement for electric current?
Volt
Ampere
Ohm
Watt
Question 6: In an electric circuit, the flow of electric current is from:
Positive to negative
Negative to positive
Both directions
No specific direction
Question 7: Which of the following devices is used to break or complete an electric circuit?
Bulb
Battery
Switch
Resistor
Question 8: What is the role of a fuse in an electric circuit?
To control current
To provide light
To break the circuit
To complete the circuit
Question 9: Which of the following materials is an insulator?
Copper
Aluminum
Glass
Silver
Question 10: What is the function of a resistor in an electric circuit?
To control current
To provide light
To break the circuit
To complete the circuit
Question 11: What is the purpose of an electric switch in a circuit?
To produce electricity
To break or complete the circuit
To store electricity
To increase resistance
Question 12: What is the direction of conventional current flow?
Positive to negative
Negative to positive
Both directions
No specific direction
Question 13: Which of the following is a safety device used in electric circuits?
Fuse
Resistor
Switch
Conductor
Question 14: What happens when an electric circuit is incomplete?
The bulb glows
The bulb becomes dim
The bulb goes off
The bulb flickers
Question 15: Which of the following is an example of a conductor?
Wood
Plastic
Copper
Rubber
Question 16: What is the purpose of an electric cell in a circuit?
To provide light
To store electricity
To break the circuit
To supply electrical energy
Question 17: Which part of an electric bulb lights up when the current passes through it?
Filament
Glass bulb
Base
Wires
Question 18: What is the role of a resistor in an electric circuit?
To control current
To provide light
To break the circuit
To complete the circuit
Question 19: What is the SI unit of electric current?
Volt
Ampere
Ohm
Watt
Question 20: Which of the following is a device that stores electric energy?
Bulb
Battery
Switch
Resistor
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