MCQ 11 MarkWhich winds change their direction in different seasons?APermanent winds.✓Seasonal winds.CLocal winds.DNone of the above.AnswerCorrect option: B. Seasonal winds.View full question & answer→
MCQ 21 MarkWhich one of the following gases is present in the atmosphere in the highest amount?AOxygen.BCarbon dioxide.✓Nitrogen.DLithium.AnswerCorrect option: C. Nitrogen.View full question & answer→
MCQ 31 MarkWhat are the important objects for survival of plants and animals?ARainfall.BSun light.COxygen.✓All of these.AnswerCorrect option: D. All of these.View full question & answer→
MCQ 41 MarkOn the Celsius scale the water freezes at $........$ and boils at $..........$A$32^\circ C, 232^\circ C$B$10^\circ C, 90^\circ C$C$100^\circ C, 0^\circ C$✓$0^\circ C, 100^\circ C$AnswerCorrect option: D. $0^\circ C, 100^\circ C$View full question & answer→
MCQ 51 MarkWhat is released in the air from the burning of fuels?✓Carbon dioxide.BHelium.CNitrogen.DArgon.AnswerCorrect option: A. Carbon dioxide.View full question & answer→
MCQ 61 MarkGreen plants use $.......$ to make their food and release $........$AOxygen, helium.BCarbon dioxide, hydrogen.CHelium, hydrogen.✓Carbon dioxide, oxygen.AnswerCorrect option: D. Carbon dioxide, oxygen.View full question & answer→
MCQ 71 MarkWhat is responsible for the excess of $\mathrm{CO}_2$?✓Global warming.BGlobal cooling.CBoth $(a)$ and $(b).$DNone of these.AnswerCorrect option: A. Global warming.View full question & answer→
MCQ 81 MarkThe hot and dry local wind northern planes of India:ALand breeze.BHot breeze.✓Loo.DMonsoon.AnswerCorrect option: C. Loo.View full question & answer→
MCQ 91 MarkCarbon dioxide released in the atmosphere creates a:✓Green house effect.BCarbon effect.CEarth effect.DDioxide effect.AnswerCorrect option: A. Green house effect.View full question & answer→
MCQ 101 MarkThe degree of hotness and coldness of the air is known as:AWeather.✓Temperature.CClimate.DSeason.AnswerCorrect option: B. Temperature.View full question & answer→
MCQ 111 MarkStratosphere contains a layer of which gas?ANitrogen gas.✓Ozone gas.CHelium gas.DNone of these.AnswerCorrect option: B. Ozone gas.View full question & answer→
MCQ 121 MarkWhich gases make the bulk of the atmosphere?ANitrogen.BOxygen.✓Both $(a)$ and $(b).$DNone of these.AnswerCorrect option: C. Both $(a)$ and $(b).$View full question & answer→
MCQ 131 MarkWhich gas is used by the green plants to make their food?AOxygen.✓Carbon dioxide.CNitrogen.DNone of these.AnswerCorrect option: B. Carbon dioxide.View full question & answer→
MCQ 141 MarkWhich element of weather is measured in degree Celsius?✓Temperature.BPressure.CWind.DGravity.AnswerCorrect option: A. Temperature.View full question & answer→
MCQ 151 MarkWhich of the following gases protects us from harmful sun vays?ACarbon dioxide.BNitrogen.✓Ozone.DNone of theseAnswerCorrect option: C. Ozone.View full question & answer→
MCQ 161 MarkWhich of the following are part of weather forecast in the newspapers?ATemperature.BHumidity.CTime of Sunset.✓All of These.AnswerCorrect option: D. All of These.View full question & answer→
MCQ 171 MarkThe standard unit of measuring temperature is:AFahrenheit.BMeter.✓Kelvin.DCelsius.AnswerCorrect option: C. Kelvin.View full question & answer→
MCQ 181 MarkWhat is air pressure?APressure exerted by the wind.BPressure exerted by the rain.✓Pressure exerted by the weight of air.DNone of these.AnswerCorrect option: C. Pressure exerted by the weight of air.View full question & answer→
MCQ 191 MarkIn which layers all weather phenomenon occurs?✓Troposphere.BStratosphere.CThermosphere.DMesosphere.AnswerCorrect option: A. Troposphere.View full question & answer→
MCQ 201 MarkWhich of the following is not the layer of atmosphere.AMesosphereBStratosphereCTroposphere✓HydrosphereAnswerCorrect option: D. HydrosphereView full question & answer→
MCQ 211 MarkWhen water evaporates from land and different water bodies, it becomes:AIce.BSnow.CRain.✓Water Vapour.AnswerCorrect option: D. Water Vapour.View full question & answer→
MCQ 221 MarkGreen House gas is:ANitrogen.BOxygen.CEthane.✓Carbon dioxide.AnswerCorrect option: D. Carbon dioxide.View full question & answer→
MCQ 231 MarkWhat do you mean by weather?AIncoming solar energy.✓All condition of the atmosphere.CBoth $(a)$ and $(b).$DNone of these.AnswerCorrect option: B. All condition of the atmosphere.View full question & answer→
MCQ 241 MarkRain, snow sleet or hail are the different forms of:ACondensation.BEvaporation.✓Precipitation.DAll of these.AnswerCorrect option: C. Precipitation.View full question & answer→
MCQ 251 MarkJet planes flying in the sky leave a $........$ trail behind them.ABlackBBlue✓WhiteDGreyAnswerCorrect option: C. WhiteView full question & answer→
MCQ 261 MarkPollution of water is responsible for:AOil refineries.BPaper factories.CSugar mills.✓All.AnswerCorrect option: D. All.View full question & answer→
MCQ 271 MarkWhich one of the following gases protects us from harmful sun's rays?✓Ozone.BNitrogen.CCarbon dioxide.DOxygen.AnswerCorrect option: A. Ozone.View full question & answer→
MCQ 281 MarkOzone layer is found in:ATroposphere.BMesosphere.CThermosphere.✓Stratosphere.AnswerCorrect option: D. Stratosphere.View full question & answer→
MCQ 291 MarkAs we $........$ the layers of atmosphere, the pressure $.........$Ago up, rise.Bgo down, falls.Cgo down, does not change.✓go up, falls.AnswerCorrect option: D. go up, falls.View full question & answer→
MCQ 301 MarkThe $.........$ winds blow constantly throughout the year in a particular direction.ADirectionalBLocal✓PermanentDSeasonalAnswerCorrect option: C. PermanentView full question & answer→
MCQ 311 MarkIdentify the gas known as green house gas.AOxygen.BNitrogen.✓Carbon dioxide.DArgon.AnswerCorrect option: C. Carbon dioxide.View full question & answer→
MCQ 321 MarkThe water boils at.A$10^\circ C$B$50^\circ C$C$75^\circ C$✓$100^\circ C$AnswerCorrect option: D. $100^\circ C$View full question & answer→
MCQ 331 MarkWhich of these is not a permanent wind:AWesterlies.BPolar winds.CTrade winds.✓Monsoon winds.AnswerCorrect option: D. Monsoon winds.View full question & answer→
MCQ 341 MarkAs we go up in troposphere layer of the atmosphere the pressure.AIncreases.✓Decreases.CNo change.DAll of these.AnswerCorrect option: B. Decreases.View full question & answer→
MCQ 351 MarkDegree of hotness and coldness of the air is called:AHumidity.BPressure.✓Temperature.DInsolation.AnswerCorrect option: C. Temperature.View full question & answer→
MCQ 361 MarkWhat is the result when the air is heated?AHeavier.✓Lighter.CColder.DWarmer.AnswerCorrect option: B. Lighter.View full question & answer→
MCQ 371 MarkWhen the air is heated it becomes?✓Lighter.BHeavier.CColder.DNone of these.AnswerCorrect option: A. Lighter.View full question & answer→
MCQ 381 MarkWhat is the average height of the troposphere?A$3\ km$B$6\ km$C$9\ km$✓$13\ km$AnswerCorrect option: D. $13\ km$View full question & answer→
MCQ 391 MarkWhich Type Of Heat Transfer Is Actually Minimized When Using A Thermo Flask?AConduction.BConvection.✓Radiation.DAll the above.AnswerCorrect option: C. Radiation.View full question & answer→
MCQ 401 MarkWhich is the second most plentiful gas in the air:ANitrogen.BArgon.✓Oxygen.DHydrogen.AnswerCorrect option: C. Oxygen.View full question & answer→
MCQ 411 MarkChoose the state which is prone to cyclones that originate in the Bay of Bengal and is located on the eastern seacoast of India.AKerala.✓Odisha.CTamil Nadu.DAndhra Pradesh.AnswerCorrect option: B. Odisha.View full question & answer→
MCQ 421 MarkA wind is named after the:AArea it cover.BPlace from which it blow.CWeight it has.✓Direction from which it blows.AnswerCorrect option: D. Direction from which it blows.View full question & answer→
MCQ 431 MarkThe air pressure is highest at:APlain level.BPlateau level.✓Sea level.DMountain level.AnswerCorrect option: C. Sea level.View full question & answer→
MCQ 441 MarkWhere is the air pressure highest?AMoon.✓Pressure.CStratosphere.DGravity.AnswerCorrect option: B. Pressure.View full question & answer→
MCQ 451 MarkCold air is $........$ than hot air:ASmall and heavy.BLess denser and light.✓Denser and heavy.DSmall and light.AnswerCorrect option: C. Denser and heavy.View full question & answer→
MCQ 461 MarkWhich of the following layers of the atmosphere is free from clouds?ATroposphere.✓Stratosphere.CMesosphere.DNone of theseAnswerCorrect option: B. Stratosphere.View full question & answer→
MCQ 471 MarkName the types of rainfall?ACyclonic.BOrographic.CConvectional.✓All of the above.AnswerCorrect option: D. All of the above.View full question & answer→
MCQ 481 MarkCooking Utensils Are Made Of Metals Because They Are:ADurable.BMalleable.✓Good conductors of heat.DDo not break on heating.AnswerCorrect option: C. Good conductors of heat.View full question & answer→
MCQ 491 MarkInstrument measure the amount of rainfall:✓RaingaugeBRainwaveCRainosphereDRanometerAnswerCorrect option: A. RaingaugeView full question & answer→
MCQ 501 MarkMost polluted river in the world is:AYamuna.BCavery.CChenab.✓Ganga.AnswerCorrect option: D. Ganga.View full question & answer→