Check the below NCERT MCQ Questions for Class 6 Science Chapter 12 Electricity and Circuits with Answers Pdf free download. MCQ Questions for Class 6 Science with Answers were prepared based on the latest exam pattern. We have provided Electricity and Circuits Class 6 Science MCQs Questions with Answers to help students understand the concept very well.
You can refer to NCERT Solutions for Class 6 Science Chapter 12 Electricity and Circuits to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.
Electricity and Circuits Class 6 MCQs Questions with Answers
Choose the correct option in the following questions:
Question 1.
Cell is a device which
(a) converts chemical energy into electrical energy
(b) electrical energy into light energy
(c) electrical energy into magnetic energy
(d) None of these
Answer
Answer: (a) converts chemical energy into electrical energy
Explanation:
In a cell, chemicals are used to produce potential difference.
Question 2.
A bulb has
(a) two terminals and one filament
(b) two terminals and two filaments
(c) multiple terminals and single filament
(d) single terminal and single filament
Answer
Answer: (a) two terminals and one filament
Explanation:
A bulb has a filament which glows and two terminals which are joined to two terminals of the battery.
Question 3.
Filament of a bulb is made up of
(a) aluminium
(b) chromium
(c) platinum
(d) tungsten
Answer
Answer: (d) tungsten
Explanation:
Tungsten has high melting point and high resistance.
Question 4.
Bulb glows only in
(a) closed circuit
(b) open circuit
(c) in both circuits
(d) open circuit if bulb is not fused
Answer
Answer: (a) closed circuit
Explanation:
Only a closed circuit is a complete circuit.
Question 5.
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) None of these
Answer
Answer: (b) a combination of cells in which cells are joined (+) to (-)
Explanation:
In a battery two or more cells are combined in such a way that (+) terminal of one cell is joined to (-) terminal of other.
Question 6.
A substance which allows electricity to pass through it is called
(a) a conductor
(b) an insulator
(c) semiconductor
(d) superconductor
Answer
Answer: (a) a conductor
Explanation:
Substances which allow electric current to pass through them.
Question 7.
Which is an example of an insulator
(a) bakelite
(b) aluminium
(c) tap water
(d) All of these
Answer
Answer: (a) bakelite
Explanation:
Aluminium and tap water are conductors of heat.
Question 8.
An example of a conductor is
(a) tap water
(b) salt solution
(c) metal wire
(d) all of these
Answer
Answer: (d) all of these
Explanation:
Tap water, salt solution and metal wire are the examples of conductors.
Question 9.
How many terminals are there in a dry cell?
(a) One
(b) Two
(c) Three
(d) Four
Answer
Answer: (b) Two
Answer:
Dry cell has two terminals (+ve) and (-ve).
Question 10.
To prevent electric shocks, the metallic electrical wires are covered with
(a) paper
(b) cotton
(c) aluminium
(d) plastic
Answer
Answer: (d) plastic
Explanation:
Plastic is an insulator of electricity.
Match the following items given in Column A with that in Column B:
Column A | Column B |
(a) Cell | (i) Allows electricity to pass through it |
(b) Battery | (ii) Either breaks or completes a circuit |
(c) Conductor | (iii) Converts electricity into light |
(d) Insulator | (iv) Glows when electricity passes in it |
(e) Switch | (v) A device which produces electricity |
(f) Bulb | (vi) Is a path of electricity |
(g) Filament | (vii) Does not allow electricity to pass |
(h) Circuit | (viii) A combination of cells |
Answer
Answer:
Column A | Column B |
(a) Cell | (v) A device which produces electricity |
(b) Battery | (viii) A combination of cells |
(c) Conductor | (i) Allows electricity to pass through it |
(d) Insulator | (vii) Does not allow electricity to pass |
(e) Switch | (ii) in Either breaks or completes a circuit |
(f) Bulb | (iii) Converts electricity into light |
(g) Filament | (iv) Glows when electricity passes in it |
(h) Circuit | (vi) Is a path of electricity |
Fill in the blanks with appropriate words:
1. An electrical cell has two terminals, a positive and a ……………
Answer
Answer: negative
2. Materials through which current can pass are called ………………….
Answer
Answer: conductors
3. Materials through which current cannot pass are called …………………….
Answer
Answer: insulators
4. Our body is a …………………. conductor of electricity.
Answer
Answer: good
5. When a switch is off, the circuit becomes ………………..
Answer
Answer: open
6. We use …………….. to test the conductivity of a material.
Answer
Answer: conduction tester
7. A switch either breaks or …………. a circuit.
Answer
Answer: completes
8. Electricity we use in our homes is supplied from a ………………..
Answer
Answer: power house
State whether the statements given below are True or False:
1. A bulb has two terminals.
Answer
Answer: True
2. An electric cell converts chemical energy into electrical energy.
Answer
Answer: True
3. Rubber and wood are good conductors of electricity.
Answer
Answer: False
4. A switch is made of an insulator.
Answer
Answer: False
5. Current flows from positive terminal of cell to its negative terminal.
Answer
Answer: True
6. Current flows only through a complete path.
Answer
Answer: True
7. Handles of electrical appliances are made up of insulators.
Answer
Answer: True
8. In a torch, cells are joined in parallel arrangement.
Answer
Answer: False
9. Air is a good conductor of electricity.
Answer
Answer: False
10. We should turn off main switch when there is a short circuit in our home.
Answer
Answer: True
11. We should never join the wires connected to two terminals of a cell.
Answer
Answer: True
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