MCQ Chapter 5 Science Class 6 Maharashtra Board Substances in the Surroundings – Their States and Properties 1. Which property of metals allows them to be stretched into wires?MalleabilityDuctilitySonorityBrittlenessQuestion 1 of 202. What is the term for a substance that does not dissolve in a particular liquid?TransparentSolubleInsolubleBrittleQuestion 2 of 203. What is the condensation point of water?0°C50°C100°C-10°CQuestion 3 of 204. Which state of matter has neither a definite shape nor a definite volume?SolidLiquidGasPlasmaQuestion 4 of 205. What happens to the boiling point of water when salt is added?It decreasesIt remains the sameIt increasesIt turns into iceQuestion 5 of 206. Which of the following is an example of sublimation?Ice meltingBoiling waterCamphor disappearing over timeFreezing waterQuestion 6 of 207. What property of metals allows them to produce a ringing sound?MalleabilitySonorityDuctilityHardnessQuestion 7 of 208. What property is measured using a thermometer?HardnessTemperatureSolubilityDensityQuestion 8 of 209. What is the approximate body temperature of a human?25°C37°C50°C100°CQuestion 9 of 2010. What happens when water is continuously heated beyond its boiling point?It turns into iceIt evaporates into steamIt condenses into liquidIt sublimatesQuestion 10 of 2011. Which of the following is a characteristic property of metals?Low densityNon-conductivityLustreBrittlenessQuestion 11 of 2012. Which of the following statements is true about gases?They have a definite volumeThey expand to fill their containerThey have a fixed shapeThey do not flowQuestion 12 of 2013. What property determines how much resistance a substance offers to being pierced?HardnessFluidityBrittlenessSolubilityQuestion 13 of 2014. What is the freezing point of pure water?100°C0°C50°C-100°CQuestion 14 of 2015. What happens to iodine crystals when heated?They melt into liquidThey sublimate into gasThey condense into waterThey dissolve in waterQuestion 15 of 2016. What happens to the volume of a gas when pressure increases?It increasesIt remains constantIt decreasesIt turns into a solidQuestion 16 of 2017. What is the main reason why a thermometer uses mercury?Mercury is a gasMercury is highly reactiveMercury expands and contracts with temperature changesMercury is a poor conductor of heatQuestion 17 of 2018. Which of the following is NOT a property of metals?SonorityConductivityBrittlenessMalleabilityQuestion 18 of 2019. What is the purpose of adding rubber handles to metal cooking pots?To make them look attractiveTo prevent rustTo provide insulation from heatTo make them heavierQuestion 19 of 2020. What type of change occurs when water turns into ice?Chemical changePhysical changePermanent changeIrreversible changeQuestion 20 of 20 Loading...
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