MCQ Chapter 16 General Science Class 7 Maharashtra Board MCQ For All Chapters – General Science Class 7Natural Resources 1. What is meant by natural resources?Man-made substancesSubstances obtained from nature to meet daily needsSynthetic fuelsArtificial mineralsQuestion 1 of 202. Which of the following is an example of a natural resource?PlasticAirCementSoapQuestion 2 of 203. What does the lithosphere consist of?Air and waterLand and the hard crust beneath itPlants and animalsOceansQuestion 3 of 204. What are minerals primarily made of?RocksWaterPlantsFuelsQuestion 4 of 205. Why are all minerals not considered ores?Ores contain no metalsMinerals do not occur naturallyOnly minerals with a high proportion of metal are oresOres are non-metallicQuestion 5 of 206. Which metal occurs in a free state in nature?IronGoldAluminiumManganeseQuestion 6 of 207. What is the term for impurities like sand and soil in an ore?GangueMagmaCrystalFossilQuestion 7 of 208. How are minerals like diamond formed?From evaporationFrom changes in temperature and pressureFrom magma coolingFrom living organismsQuestion 8 of 209. Which mineral is used as a gem?MicaBauxiteRubyCoalQuestion 9 of 2010. What is the most important ore of aluminium?HaematiteBauxiteMagnetiteCopperQuestion 10 of 2011. What is mica primarily used for?Making electric wiresAyurvedic medicines and electrical equipmentFuel productionConstructionQuestion 11 of 2012. What is coal classified as?A mineralA fossil fuelA gemA metal oreQuestion 12 of 2013. Which type of coal is of the highest grade?PeatLigniteBituminous coalAnthraciteQuestion 13 of 2014. What is the main component of natural gas?PropaneMethaneButaneEthaneQuestion 14 of 2015. How was mineral oil formed?From volcanic eruptionsFrom decomposition of organic substances undergroundFrom evaporation of seawaterFrom forest firesQuestion 15 of 2016. What is petroleum also known as?Crude oilNatural gasCoalLPGQuestion 16 of 2017. Which fuel is obtained from refining crude petroleum?CoalLiquified Petroleum Gas (LPG)WoodBiofuelQuestion 17 of 2018. What is added to LPG to detect leaks?MethaneEthyl mercaptanPropaneSulphurQuestion 18 of 2019. Why is natural gas considered eco-friendly?It produces solid wasteIt forms minimal pollutantsIt is difficult to transportIt burns slowlyQuestion 19 of 2020. What is an extensive area of land covered by plants called?OceanForestMineDesertQuestion 20 of 20 Loading...
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