Which country was divided by the Berlin Wall?KoreaGermanyVietnamChinaB) GermanyGermany was divided into East and West by the Berlin Wall.
Which conflict involved NATO forces in Libya (2011)?Iraq WarSyrian WarLibyan Civil WarGulf WarC) Libyan Civil WarNATO intervened in Libya during the 2011 civil war.
Which region is a major dispute between China and neighboring countries?Arctic OceanSouth China SeaMediterranean SeaBaltic Sea: B) South China SeaSeveral countries dispute territory in the South China Sea.
Which fuel produces the most CO₂ when burned?Natural gasCoalSolar energyWind energyB) CoalCoal emits the highest amount of carbon dioxide among fossil fuels.
What is the impact of global warming on biodiversity?Increase in speciesNo effectLoss of speciesStable ecosystemsC) Loss of speciesRising temperatures and habitat loss reduce biodiversity.
What is one method to combat global warming?Increase deforestationUse renewable energyBurn more fossil fuelsIncrease pollutionB) Use renewable energyRenewable energy reduces greenhouse gas emissions.
Which of the following reduces greenhouse gases?Burning coalUsing wind energyCutting forestsIncreasing factoriesB) Using wind energyWind energy is clean and does not emit greenhouse gases.
What is “carbon sequestration”?Releasing carbonCapturing and storing carbon dioxideBurning fossil fuelsIncreasing pollutionB) Capturing and storing carbon dioxideIt is the process of removing CO₂ from the atmosphere and storing it.
Which international day is observed for the environment?1 January5 June14 August25 DecemberB) 5 JuneWorld Environment Day is observed on 5 June to raise awareness.
What is “global temperature rise”?Cooling of EarthIncrease in Earth’s average temperatureChange in seasonsOcean currentsB) Increase in Earth’s average temperatureIt refers to the long-term warming of the planet.
Which sector contributes heavily to deforestation?IT industry) AgricultureBankingEducationB) AgricultureLarge areas of forest are cleared for farming and livestock.
What is one effect of global warming on oceans?Decrease in waterOcean acidificationNo changeFreezingB) Ocean acidificationIncreased CO₂ dissolves in oceans, making them more acidic.
Which natural process removes CO₂ from the atmosphere?CombustionPhotosynthesisEvaporationRespirationB) PhotosynthesisPlants absorb carbon dioxide during photosynthesis.
What is the main goal of reducing carbon emissions?Increase pollutionSlow down global warmingRaise temperaturesReduce oxygenB) Slow down global warmingLowering emissions helps control temperature rise.
Which human activity releases methane gas?Driving cars Raising livestock Using solar panelsRecyclingB) Raising livestock Livestock like cows produce methane during digestion.
Which sector produces the most greenhouse gas emissions globally?AgricultureIndustryTransportationEnergy (power generation)D) Energy (power generation)Electricity and heat production are the largest sources of emissions.
What is the purpose of the Paris Agreement?Increase tradeReduce global warmingPromote tourismImprove educationB) Reduce global warmingThe Paris Agreement aims to limit global temperature rise.
Which of the following helps reduce carbon emissions?Burning coalUsing solar panelsCutting forestsIncreasing vehiclesB) Using solar panelsSolar energy is clean and reduces dependence on fossil fuels.
Which of the following is a renewable energy source?) CoalOilSolar energyNatural gasC) Solar energySolar energy is renewable and does not produce greenhouse gases.
What is the main effect of global warming on weather patterns?Stable climateFewer stormsExtreme weather eventsNo changeC) Extreme weather eventsGlobal warming increases the frequency of extreme weather like floods and heatwaves.
What does “carbon footprint” refer to?Size of landAmount of carbon emissions by an individual or activityNumber of treesOcean pollutionB) Amount of carbon emissions by an individual or activityIt measures how much greenhouse gas is produced directly or indirectly.
Which human activity contributes most to global warming?Planting treesBurning fossil fuelsRecyclingSaving waterB) Burning fossil fuelsBurning coal, oil, and gas releases large amounts of CO₂.
What is the greenhouse effect?Cooling of EarthTrapping of heat by gases in the atmosphereFormation of cloudsOcean heating onlyB) Trapping of heat by gases in the atmosphereGreenhouse gases trap heat and warm the planet.
Which international agreement aims to combat climate change?Geneva ConventionKyoto ProtocolNATO TreatyBretton Woods AgreementB) Kyoto ProtocolThe Kyoto Protocol is an international treaty to reduce greenhouse gas emissions.
Global warming is primarily caused by:EarthquakesGreenhouse gasesOcean currentsSolar eclipsesB) Greenhouse gasesGases like carbon dioxide trap heat in the atmosphere, leading to global warming.
Which gas is the major contributor to global warming?OxygenNitrogenCarbon dioxideHydrogenC) Carbon dioxideCO₂ is the largest contributor due to burning fossil fuels.
The melting of polar ice caps leads to:Decrease in sea levelIncrease in sea levelNo changeEarth coolingB) Increase in sea levelMelting ice adds water to oceans, raising sea levels.
