MCQ Geography Chapter 3 Exogenetic Processes Part-1 Class 9 Maharashtra Board 1. What are exogenetic processes caused by?Internal earth movementsForces like solar energy and gravityVolcanic eruptionsEarthquakesQuestion 1 of 202. What type of landforms are formed by internal movements?Tertiary landformsPrimary and secondary landformsValleys and dunesU-shaped valleysQuestion 2 of 203. Which of these is an example of a tertiary landform?MountainPlateauSand duneContinentQuestion 3 of 204. What process causes the outer layers of rocks to fall apart?OxidationExfoliationSolutionFrostQuestion 4 of 205. What is the main reason for mechanical weathering shown in Fig.3.1 (A)?WaterTemperatureAnimalsChemicalsQuestion 5 of 206. Why do rocks break due to frost?Water dissolves themFrozen water expands in cracksHeat melts themRoots grow insideQuestion 6 of 207. What forms honeycomb-like holes in rocks on rocky coasts?FrostCrystal growthOxidationBlock disintegrationQuestion 7 of 208. What happens when pressure is released from inner rock layers?They meltThey weatherThey dissolveThey growQuestion 8 of 209. Which type of weathering affects sandstone due to water soaking?ExfoliationGranular weatheringOxidationSolutionQuestion 9 of 2010. What causes block disintegration in rocks?Roots of treesTemperature and waterChemical reactionsAnimal burrowsQuestion 10 of 2011. Where is mechanical weathering common due to high diurnal temperature range?RainforestsHot desertsPolar regionsCoastal areasQuestion 11 of 2012. What happens to chalk in water in the "Try this" activity?It stays the sameIt dissolves or changesIt turns redIt grows biggerQuestion 12 of 2013. What causes stains on a cloth wrapped around iron nails?FrostOxidationSolutionExfoliationQuestion 13 of 2014. What gas mixes with rainwater to form carbonic acid?OxygenNitrogenCarbon dioxideHydrogenQuestion 14 of 2015. Which rock is easily dissolved by carbonic acid?SandstoneLimestoneGraniteBasaltQuestion 15 of 2016. Where do stalactites form due to chemical weathering?PuneWadgaon DaryaMalin VillageSahara DesertQuestion 16 of 2017. What process makes rocks brittle by dissolving alkalis?OxidationSolutionCarbonationFrostQuestion 17 of 2018. What color does oxidation create on rocks with iron?GreenBlueReddishYellowQuestion 18 of 2019. Which of these is an example of biological weathering?Frost shatteringTree roots breaking rocksWater dissolving limestoneTemperature cracking rocksQuestion 19 of 2020. Which animals contribute to biological weathering by making burrows?BirdsRats and rabbitsFishLionsQuestion 20 of 20 Loading...
Leave a Reply