Science Class 6 MCQ Chapter 11 Nature’s Treasures Curiosity Advertisement 1. Which of the following is a traditional water harvesting method in Rajasthan?FirkiBawadiWindmillWellQuestion 1 of 202. What is the main purpose of a windmill?To cool the airTo generate electricityTo pump waterTo run vehiclesQuestion 2 of 203. Which gas is required for burning?NitrogenOxygenCarbon dioxideArgonQuestion 3 of 204. What is the main cause of air pollution from vehicles?WaterFossil fuelsSolar energyWind energyQuestion 4 of 205. What is the primary use of coal?Generating electricityBuilding housesCleaning waterCooling airQuestion 5 of 206. What does rainwater harvesting help conserve?SoilFossil fuelsWaterAirQuestion 6 of 207. Which form of energy do plants use to make their food?Wind energySolar energyElectrical energyFossil fuelQuestion 7 of 208. What is the major cause of deforestation?OvergrazingIndustrializationPlanting more treesSolar farmingQuestion 8 of 209. Which of the following resources is replenished by nature?Solar energyPetroleumNatural gasCoalQuestion 9 of 2010. What gas do we exhale during respiration?NitrogenCarbon dioxideOxygenArgonQuestion 10 of 2011. What is a major use of water besides drinking?Burning fossil fuelsGrowing plantsMaking solar panelsGenerating wind energyQuestion 11 of 2012. What is the natural source of light and heat for Earth?MoonStarsSunFireQuestion 12 of 2013. Which of the following is a renewable source of energy?PetrolWindCoalDieselQuestion 13 of 2014. What happens when fossil fuels are burned?They cool the environmentThey produce electricityThey release smoke and carbon dioxideThey purify waterQuestion 14 of 2015. How does deforestation affect the environment?Improves soil qualityCauses soil erosionReduces rainfallBoth b and cQuestion 15 of 2016. Which of the following is a major contributor to air pollution?Solar energyWind energyFossil fuelsRainwater harvestingQuestion 16 of 2017. Why is it important to conserve water?It is renewableIt is non-renewableFreshwater is limitedIt is found in abundanceQuestion 17 of 2018. What is the role of earthworms in the soil?Degrade plastic wasteHelp in turning and loosening the soilGenerate electricityAbsorb fossil fuelsQuestion 18 of 2019. Which movement involved people hugging trees to prevent deforestation?Swadeshi MovementChipko MovementGreen RevolutionDandi MarchQuestion 19 of 2020. What natural process enriches soil with nutrients?ErosionDecomposition of leavesMiningConstructionQuestion 20 of 20 Loading...
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