Think you're caffeine savvy? Take this short quiz and find out your Caffeine IQ! After water, which beverage is the world's most widely consumed?MilkCoffeeSoda/carbonated beveragesTeaBeerTRUE or FALSE: Energy drinks contain more caffeine than a typical cup of coffee.TrueFalseWhere was tea first brewed as a beverage?IndiaArabiaMeso-AmericaChinaEnglandWhat percentage of Americans say they consume caffeine daily?45%60%75%85%90%In what decade was cola first introduced?1860s1880s1890s1900s1920sPeople of which ethnic derivation are believed to have greater sensitivity to caffeine?AfricanNative AmericanArmenianSouth AsianCaribbeanWhich country consumes the most coffee in the world (per person)?SwedenFinlandUnited StatesBrazilFranceWhich country produces the world's most coffee?ColombiaBrazilEthiopiaIndonesiaVietnamWhich substance in the brain, which causes drowsiness, is blocked by caffeine, producing its stimulating effect?SerotoninDopamineMelatoninAdenosineTryptophanHow many plants contain caffeine?101560180500