Think you're caffeine savvy? Take this short quiz and find out your Caffeine IQ! TRUE or FALSE: Energy drinks contain more caffeine than a typical cup of coffee.TrueFalseWhich substance in the brain, which causes drowsiness, is blocked by caffeine, producing its stimulating effect?SerotoninDopamineMelatoninAdenosineTryptophanHow many plants contain caffeine?101560180500What percentage of Americans say they consume caffeine daily?45%60%75%85%90%Where was tea first brewed as a beverage?IndiaArabiaMeso-AmericaChinaEnglandAfter water, which beverage is the world's most widely consumed?MilkCoffeeSoda/carbonated beveragesTeaBeerWhich country produces the world's most coffee?ColombiaBrazilEthiopiaIndonesiaVietnamPeople of which ethnic derivation are believed to have greater sensitivity to caffeine?AfricanNative AmericanArmenianSouth AsianCaribbeanIn what decade was cola first introduced?1860s1880s1890s1900s1920sWhich country consumes the most coffee in the world (per person)?SwedenFinlandUnited StatesBrazilFrance
