10.2. Antibiotics
A subsection of Biology, 9700, through 10. Infectious diseases
Listing 10 of 82 questions
A scientist investigated the effect of an antibiotic on the treatment of cholera. 320 people suffering with cholera were split into two groups. One group was treated with an antibiotic while the other group was not given antibiotics. Both groups were given fluids containing sugars and mineral salts (oral rehydration therapy). The scientist recorded the number of days that each person suffered from diarrhoea. The table shows the results. treatment mean time person had diarrhoea / days antibiotic and oral rehydration therapy 3.2 oral rehydration therapy 5.3 What is the percentage decrease in the mean time that a person suffered from diarrhoea when they were treated with the antibiotic?
9700_w17_qp_12
MCQ
2017
Paper 1, Variant 2
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Questions Discovered
82