This quiz works best with JavaScript enabled. Home > Class 6 > Class 6 Science Chapter 12 Electricity And Circuits – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 6 Science Chapter 12 Electricity And Circuits Quiz 4 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. To prevent electric shocks, the metallic electrical wires are covered with A) Paper. B) Cotton. C) Aluminium. D) Plastic. Show Answer Correct Answer: D) Plastic. 2. An electric cell produces electricity from the ..... stored inside it. A) Chemicals. B) Carbon. C) Metal. D) Magnets. Show Answer Correct Answer: A) Chemicals. 3. What is a switch? A) Part of the toaster that you plug into the wall. B) An outlet that gives power. C) Part of a circuit that starts or stops the electricity. D) None of the above. Show Answer Correct Answer: C) Part of a circuit that starts or stops the electricity. 4. In a ..... circuit, each component has its own path for the current to flow. A) Series. B) Parallel. C) All the above. D) None of the above. Show Answer Correct Answer: B) Parallel. 5. Name the simple device that is used to either break the electric circuit or to complete it. A) Terminal. B) Switch. C) Cell. D) Filament. Show Answer Correct Answer: B) Switch. 6. Why is tungsten used? A) It has a low melting point. B) It has a high melting point. C) It burns easily. D) None of the above. Show Answer Correct Answer: B) It has a high melting point. 7. 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. Show Answer Correct Answer: A) Converts chemical energy into electrical energy. 8. 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. Show Answer Correct Answer: A) Two terminals and one filament. 9. Which of these is a insulator A) Lime juice. B) Iron nail. C) Paper. D) Lead of pencil. Show Answer Correct Answer: C) Paper. 10. Handles of electrical appliance are made up of insulators A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 11. The metal disc of the electric cell is the ..... A) Positive terminal. B) Negative terminal. C) All the above. D) None of the above. Show Answer Correct Answer: B) Negative terminal. 12. Electrical appliances should not be touched with wet hands because: A) We can catch Fire. B) Nothing will happen. C) We may get electric shock. D) It may not work properly. Show Answer Correct Answer: C) We may get electric shock. 13. What does a battery contain? A) A minimum of three terminals. B) A minimum of two terminals. C) A cell and a switch. D) A bulb and a switch. Show Answer Correct Answer: B) A minimum of two terminals. 14. The bulb in a circuit glows when electric current A) Flows through the glass covering. B) Flows through its filament. C) Stops flowing to the bulb. D) Flows into the air through the bulb. Show Answer Correct Answer: B) Flows through its filament. 15. Air is a good conductor of electricity A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 16. Name the cells in human body which look like electric wires. A) Arteries. B) Neurons. C) Veins. D) All of these. Show Answer Correct Answer: B) Neurons. 17. What is are terminals of an electric bulb? A) The points on a electrical bulb that is used to connect the electric bulb to a source of electricity. B) A source of electricity. C) A name of a electric bulb type. D) None of the above. Show Answer Correct Answer: A) The points on a electrical bulb that is used to connect the electric bulb to a source of electricity. 18. The filament of the bulb gets ..... and ..... A) Black, cold. B) Blows, fuse. C) Cold, nice. D) Hot, glows. Show Answer Correct Answer: D) Hot, glows. 19. The bulb glows only when the ..... passes through it. A) Electricity. B) Gases. C) Liquid. D) None of the above. Show Answer Correct Answer: A) Electricity. 20. Which does not belong in a closed circuit? A) Dry cell. B) Connecting wires. C) Switch. D) Plastic rope. Show Answer Correct Answer: D) Plastic rope. 21. The materials that allow electricity to pass through them are known as ..... A) Conductors. B) Insulators. C) All the above. D) None of the above. Show Answer Correct Answer: A) Conductors. 22. Which of the following is used to prevent too much electricity from flowing through a circuit? A) LED. B) Capacitor. C) Fuse. D) Transistor. Show Answer Correct Answer: C) Fuse. 23. The lever on a toaster is a ..... A) Switch. B) Resistor. C) Conductor. D) None of the above. Show Answer Correct Answer: A) Switch. 24. An electric current flows only in ..... circuits. A) Closed. B) Open. C) Cell. D) Electrical. Show Answer Correct Answer: A) Closed. 25. Choose the best conductor of electricity? A) Copper. B) Silver. C) Iron. D) Lead. 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