Investigating the Rate of Enzyme-Catalysed Reactions (VCE SSCE Biology): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What does catalase convert hydrogen peroxide into?
What does catalase convert hydrogen peroxide into?
Water and oxygen
What are enzymes?
What are enzymes?
Biological catalysts
Why can each enzyme only catalyze one particular reaction?
Why can each enzyme only catalyze one particular reaction?
Active site has unique 3D shape
Which factor does NOT affect enzyme activity according to the note?
Which factor does NOT affect enzyme activity according to the note?
Light intensity
What gas is collected in the measuring cylinder during the experiment?
What gas is collected in the measuring cylinder during the experiment?
Oxygen
What happens to reaction rate as substrate concentration increases?
What happens to reaction rate as substrate concentration increases?
Rate increases until saturation
Why is an airtight seal essential in this experiment?
Why is an airtight seal essential in this experiment?
Prevents gas escape
Which variable must remain constant throughout the experiment?
Which variable must remain constant throughout the experiment?
Temperature
What occurs at very high substrate concentrations?
What occurs at very high substrate concentrations?
All active sites occupied
What should be plotted on the x-axis of the results graph?
What should be plotted on the x-axis of the results graph?
Hydrogen peroxide concentration