Biology IA Exemplar: What is the effect of different concentrations of eucalyptus oil (0%, 20%, 40%, 60%, 80%, 90% and 100%) on the growth of E.coli bacteria, measured by the largest diameter of the zone of inhibition (in cm)?

Biology IA Exemplar: What is the effect of different concentrations of eucalyptus oil (0%, 20%, 40%, 60%, 80%, 90% and 100%) on the growth of E.coli bacteria, measured by the largest diameter of the zone of inhibition (in cm)? | RevisionDojo