Caffeine and Methylxanthines Quiz
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Questions and Answers

Which methylxanthine is primarily found in chocolate?

  • Paraxanthine
  • Theophylline
  • Caffeine
  • Theobromine (correct)
  • In which century was tea first shipped to Europe?

  • 18th century
  • 16th century (correct)
  • 12th century
  • 14th century
  • Where was caffeine discovered in 850 CE?

  • Spain
  • Ethiopia (correct)
  • China
  • Mexico
  • Which methylxanthine is a primary metabolite of caffeine?

    <p>Paraxanthine</p> Signup and view all the answers

    What is the approximate global per capita consumption of caffeine in mg/day?

    <p>100 mg/day</p> Signup and view all the answers

    Which methylxanthine is native to Mexico and South America and was originally consumed as a beverage called 'chocolatl'?

    <p>Theobromine</p> Signup and view all the answers

    In which century was the first caffeinated soft drink introduced?

    <p>19th century</p> Signup and view all the answers

    Which plant species naturally contains caffeine and is believed to have evolved to contain it as a protection from bacteria, fungi, and insects?

    <p>Coffee seeds</p> Signup and view all the answers

    Where was the first coffee shop opened in 1475?

    <p>Constantinople</p> Signup and view all the answers

    Which methylxanthine is considered a natural pesticide and is found in over 30 plant species?

    <p>Caffeine</p> Signup and view all the answers

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