Which should be kept constant when investigating the effect of temperature on amylase?

  1. Concentration of starch
  2. Temperature
  3. Time taken for starch to disappear
  4. Rate of reaction
Answer

A) Concentration of starch

Only the independent variable (temperature) changes. O Level Biology · Topic 5 Enzymes · 5.2 Effects of temperature and pH

Biology MCQ · More O Level Biology: Enzymes MCQs · Practise