Cambridge IGCSE Biology · 0610
Enzymes
How enzymes work, and how temperature and pH change their activity. Answer these 7 exam-style questions and get each one marked against the mark scheme — with the misconceptions it tests. No account needed to start.
Exam-style questions0 / 7 answered
What is an enzyme?
Which enzyme would digest a piece of chicken (mostly protein)?
Define the term 'enzyme'.4 marks
How sure are you?
We catch common misconceptions, not just marks.
Name the enzyme that breaks down lipids, and state the products formed.3 marks
How sure are you?
We catch common misconceptions, not just marks.
Suggest one reason why enzymes are essential to living organisms.4 marks
How sure are you?
We catch common misconceptions, not just marks.
Command word · Define / ExplainAnswer exactly what this instruction asks for — nothing less scores.
(a) Define the term enzyme. [2 marks] (b) Explain why each enzyme can only catalyse one specific reaction. [3 marks]5 marks
How sure are you?
We catch common misconceptions, not just marks.
Define the term 'active site'.4 marks
How sure are you?
We catch common misconceptions, not just marks.