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. True False Which substance in the brain, which causes drowsiness, is blocked by caffeine, producing its stimulating effect? Serotonin Dopamine Melatonin Adenosine Tryptophan What percentage of Americans say they consume caffeine daily? 45% 60% 75% 85% 90% Which country consumes the most coffee in the world (per person)? Sweden Finland United States Brazil France In what decade was cola first introduced? 1860s 1880s 1890s 1900s 1920s Where was tea first brewed as a beverage? India Arabia Meso-America China England How many plants contain caffeine? 10 15 60 180 500 Which country produces the world's most coffee? Colombia Brazil Ethiopia Indonesia Vietnam After water, which beverage is the world's most widely consumed? Milk Coffee Soda/carbonated beverages Tea Beer People of which ethnic derivation are believed to have greater sensitivity to caffeine? African Native American Armenian South Asian Caribbean
