MCQ Chapter 13 Science Class 6 Maharashtra Board Sound 1. What is necessary for the production of sound?LightVibrationHeatMotionQuestion 1 of 202. What happens when the vibration of an object stops?The sound continuesThe sound stopsThe sound becomes louderThe sound changes into lightQuestion 2 of 203. What do we call the object that produces sound?AmplifierSource of soundSound mediumNoise generatorQuestion 3 of 204. What is the unit for measuring the intensity of sound?PascalDecibel (dB)JouleHertzQuestion 4 of 205. Which part of our body produces sound?LungsEardrumVocal cordsNoseQuestion 5 of 206. What determines the quality of sound produced in the larynx?Size of the lungsShape of the mouthTautness of the vocal cordsLength of the noseQuestion 6 of 207. Which type of motion occurs when sound is produced?RotationVibratory motionCircular motionLinear motionQuestion 7 of 208. What do we call the wave that spreads in all directions from a sound source?Water waveLight waveSound waveShockwaveQuestion 8 of 209. What is required for sound to propagate?VacuumMediumMagnetismHeatQuestion 9 of 2010. Which of the following is an example of a pleasant sound?Horn of a vehicleAeroplane soundRustling of leavesLoudspeakers at full volumeQuestion 10 of 2011. What is the role of the eardrum in hearing sound?It absorbs soundIt reflects soundIt vibrates and sends signals to the brainIt amplifies soundQuestion 11 of 2012. Which medium transmits sound the fastest?GasLiquidSolidVacuumQuestion 12 of 2013. What is noise pollution?A sound that is pleasantContinuous or loud unwanted noiseMusic played at low volumeSoft sound in a roomQuestion 13 of 2014. What should we do to prevent noise pollution?Increase the volume of TVBlow the horn frequentlyKeep vehicle silencers in good conditionPlay loud music at nightQuestion 14 of 2015. Which of the following does NOT allow sound to propagate?AirWaterVacuumSolidQuestion 15 of 2016. What is the science of sound called?BiologyAcousticsGeologyOpticsQuestion 16 of 2017. How does sound travel?In straight linesAs wavesIn a vacuumThrough chemical reactionsQuestion 17 of 2018. Which of these is NOT a measure to control noise pollution?Using silencers in vehiclesPlaying loudspeakers at midnightAvoiding unnecessary honkingLocating factories away from residential areasQuestion 18 of 2019. What happens when a rubber band is plucked?It meltsIt vibrates and produces soundIt remains stillIt changes colorQuestion 19 of 2020. What happens to sawdust placed on a vibrating tabla?It stays stillIt vibrates and movesIt changes colorIt evaporatesQuestion 20 of 20 Loading...
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