Class 6 General Science Notes: - Unit-9: Electricity: Solved Exercise (MCQs)

A. MCQs (Choose the Correct Answers).

1. Cell is a devise which converts

a. Chemical energy into electrical energy
b. Electrical energy into light energy
c. Electrical energy into maagnetic energy
d. Light energy into electrical energy

... Answer is a. Chemical energy into electrical energy
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2. A battery is

a. A single cell
b. A combination of cells in which cells are joined (+) to (-)
c. A combination of cells in which cells are joined (+) to (+)
d. Unlimited supply of electrical energy

... Answer is b. A combination of cells in which cells are joined (+) to (-)
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3. A substance that allows electricity to pass through it is called a/an.

a. Conductor
b. Insulator
c. Semiconductor
d. Superconductor

... Answer is a. A conductor
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4. All of the following are examples of conductors except:

a. Tap water
b. Salt solution
c. Metal wire
d. Plastic

... Answer is d. Plastic
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5. Choose the correct direction of the current.

a. 



b.



c.



d.

... Answer is c.

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6. If a body is negatively charged, then it has:

a. Excess of electrons
b. Excess of protons
c. Deficiency of electrons
d. Deficiency of neutrons

... Answer is a. Excess of electrons
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7. Adding more bulbs to a circuit with one battery would: :

a. Make them brighter
b. Make them sharper
c. Make them dimmer
d. Make them colorless

... Answer is c. Make them dimmer
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8. Cell is a device which converts:

a. Chemical energy into electrical energy
b. Electrical energy into light energy
c. Electrical energy into magnetic energy
d. Chemical energy into light energy

... Answer is a. Chemical energy into electrical energy
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9. ________ is an electric device which easily closes or opens an electric circuit.

a. Filament
b. Electric bulb
c. Electric switch
d. Electric cell

... Answer is c. Electric switch
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MCQs of General Science Class-6:

Unit-1, Unit-2, Unit-3, Unit-4, Unit-5, Unit-6, Unit-7, Unit-8, Unit-9, Unit-10, Unit-11, Unit-12

Source: General Science Book (National Book Foundation, Pakistan)

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