Back to quiz

6. What is toxicology testing used for?

  • To see if giving an organism a large dose of the compound will kill it
  • To estimate the dose needed to produce signs of acute poisoning
  • To work out if the compound is toxic

7. What is a placebo?

  • There's no such thing.
  • A fake pill given to the control group in a clinical trial
  • A medicine given to hypochondriacs

8. Homeopathy has been scientifically proven to help to treat all kinds of diseases

  • False
  • True

9. What are cohort studies?

  • A study in which patients with a particular condition or using a particular treatment are followed over time and compared with a control group
  • A study in which two scientists work together
  • A biased study

10. How does a double-blind study prevent bias?

  • It doesn't.
  • No one knows who goes into which group. Doctors might put sicker patients into the treatment group without realising it if they knew.
  • No one can see what is going on, so they can't interfere.
  • It prevents people with an interest in the treatment from making sure that it appears to work