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Microbes and Vaccines Unmasked

Trillions of tiny tenants live on you right now. Meet the bacteria, viruses and fungi, and the scientists who learned how to fight back.

🔬 Science medium 20 questions ~7 min
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What this quiz asks

  • What kind of microbe causes the common cold?
  • To which kingdom of life does the organism shown here belong?
  • Most kinds of bacteria are harmful to humans.
  • In 1796 Edward Jenner protected a boy against smallpox using material taken from a sore caused by which disease?
  • Pasteurisation, named after Louis Pasteur, keeps milk safe by doing what to it?
  • Can a virus multiply on its own, outside a living cell?
  • What are the Y-shaped proteins that the immune system makes to latch on to specific invaders?
  • Select ALL of these diseases that are caused by bacteria.
  • Louis Pasteur's famous swan-neck flask experiments of the early 1860s disproved which old idea?
  • Bacteria described as 'cocci' have which shape?
  • Which Dutch cloth merchant became the first person to see bacteria, through microscopes he made himself, in the 1670s?
  • Penicillin only became available in large quantities during the Second World War.
  • Select ALL of these that are types of white blood cell.
  • What does 'herd immunity' mean?
  • In what year was smallpox officially declared eradicated worldwide?
  • Which German doctor set out the rules, or 'postulates', for proving that a particular microbe causes a particular disease?
  • In the 1840s Ignaz Semmelweis cut deaths in a Vienna maternity ward by making doctors do what?
  • Order these from the smallest to the largest by typical size.
  • The Pfizer-BioNTech and Moderna COVID-19 vaccines gave the body genetic instructions to make a viral protein. What carried them?
  • The cosmetic treatment Botox is made from a toxin produced by which bacterium?