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WJEC GCSE Biology micro-organisms and disease (Unit 2) overview quiz quiz

18questions. Pick an answer and you'll see why right away.

  1. Which structure is found in a bacterial cell but not an animal cell?

  2. How do bacteria reproduce?

  3. One bacterium divides every 30 minutes. How many are there after 2 hours?

  4. Why is an inoculating loop passed through a flame before use?

  5. Why are school bacterial cultures incubated at about 25 degrees Celsius?

  6. Fermentation by yeast produces:

  7. Which type of pathogen causes malaria?

  8. Which is a way to reduce the spread of an airborne disease?

  9. Which of these is a non-communicable disease?

  10. What does a phagocyte do?

  11. Antibodies are produced by:

  12. An antigen is:

  13. Which is an example of a non-specific defence?

  14. How does a vaccine produce immunity?

  15. Antibiotics are effective against:

  16. Antibiotic-resistant bacteria such as MRSA arise because:

  17. Monoclonal antibodies are:

  18. During the testing of a new medicine, preclinical testing uses: