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 (B)</p> Signup and view all the answers

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

<p>100 mg/day (B)</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 (D)</p> Signup and view all the answers

In which century was the first caffeinated soft drink introduced?

<p>19th century (A)</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 (B)</p> Signup and view all the answers

Where was the first coffee shop opened in 1475?

<p>Constantinople (D)</p> Signup and view all the answers

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

<p>Caffeine (C)</p> Signup and view all the answers

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