Test Your CAFFEINE IQ

Test You "Caffeine IQ"!

Think you're caffeine savvy? Take this short quiz and find out your Caffeine IQ!

In what decade was cola first introduced?
Which substance in the brain, which causes drowsiness, is blocked by caffeine, producing its stimulating effect?
People of which ethnic derivation are believed to have greater sensitivity to caffeine?
After water, which beverage is the world's most widely consumed?
How many plants contain caffeine?
Where was tea first brewed as a beverage?
Which country produces the world's most coffee?
Which country consumes the most coffee in the world (per person)?
What percentage of Americans say they consume caffeine daily?
TRUE or FALSE: Energy drinks contain more caffeine than a typical cup of coffee.