MCQ Chapter 11 Science Class 6 Maharashtra Board MCQ For All Chapters – General Science Class 6Work and Energy 1. What type of energy transformation takes place in an electric fan?Electrical to mechanicalMechanical to electricalSound to heatChemical to kineticQuestion 1 of 202. What is the main disadvantage of non-renewable energy resources?They are unlimitedThey are easily availableThey get exhausted over timeThey do not cause pollutionQuestion 2 of 203. What form of energy does a falling stone have?Potential energy onlyKinetic energy onlyFirst potential, then kineticChemical energyQuestion 3 of 204. What type of energy transformation occurs in a microphone?Electrical to soundSound to electricalLight to soundChemical to electricalQuestion 4 of 205. Which energy resource is exhaustible?Wind energySolar energyCoalHydroelectric energyQuestion 5 of 206. What is the main energy source for tidal energy?The moon's gravitational forceThe sun’s radiationWind forceOcean currentsQuestion 6 of 207. What type of energy does burning wood release?Electrical energyHeat and light energySound energyKinetic energyQuestion 7 of 208. What energy conversion occurs in a solar panel?Light to electricalElectrical to chemicalChemical to heatHeat to soundQuestion 8 of 209. What is the primary energy transformation in a car engine?Chemical to kineticKinetic to chemicalElectrical to mechanicalLight to heatQuestion 9 of 2010. What type of energy transformation occurs in a speaker?Light to electricalElectrical to soundChemical to kineticHeat to mechanicalQuestion 10 of 2011. What is the best way to conserve non-renewable energy resources?Use them excessivelyUse alternative energy sourcesAvoid renewable resourcesUse more fossil fuelsQuestion 11 of 2012. What type of energy does a stretched spring store?Kinetic energyPotential energySound energyHeat energyQuestion 12 of 2013. What energy transformation occurs in a hydroelectric power plant?Chemical to electricalHeat to soundPotential to kinetic to electricalElectrical to mechanicalQuestion 13 of 2014. What type of energy transformation occurs in an electric iron?Electrical to mechanicalMechanical to electricalElectrical to heatChemical to soundQuestion 14 of 2015. What is the primary source of energy for life on Earth?WaterWindSunFossil fuelsQuestion 15 of 2016. What type of energy transformation occurs in a flashlight?Chemical to electrical to lightElectrical to sound to heatLight to mechanical to chemicalKinetic to potentialQuestion 16 of 2017. What form of energy is used in a nuclear power plant?Chemical energyAtomic energySound energyLight energyQuestion 17 of 2018. What type of energy transformation occurs in a wind turbine?Wind to mechanical to electricalChemical to soundHeat to mechanicalLight to heatQuestion 18 of 2019. What type of energy is stored in food?Light energyChemical energySound energyKinetic energyQuestion 19 of 2020. What is a key advantage of renewable energy resources?They can be replenishedThey pollute the environmentThey are expensive to useThey require fossil fuelsQuestion 20 of 20 Loading...
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