Other questions in this quiz

2. Which of these is one of the main problems with viruses?

  • hey cause cholera and typhoid in refugee camps
  • They damage the host cell when they reproduce
  • They are killed by antibiotics

3. It is important to use antibiotics carefully because:

  • over-use can lead to the development of resistant bacteria
  • antibiotics are very expensive
  • antibiotics could kill harmless viruses as well as harmful ones

4. Which statement about immunity is correct?

  • Active immunity involves receiving antibodies
  • Passive immunity involves receiving antibodies
  • Passive immunity involves the body making its own antibodies

5. What is one of the functions of white blood cells?

  • White blood cells ingest and destroy pathogens
  • White blood cells produce antigens that destroy pathogens
  • White blood cells carry oxygen in the bloodstream

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