The Activity of Liver Enzyme Catalase (Leaving Cert Agricultural Science): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What are the products when catalase breaks down hydrogen peroxide?
What are the products when catalase breaks down hydrogen peroxide?
Water and oxygen gas
Which tissue contains particularly high concentrations of catalase enzyme?
Which tissue contains particularly high concentrations of catalase enzyme?
Liver tissue
What are the optimal temperature and pH conditions for human catalase activity?
What are the optimal temperature and pH conditions for human catalase activity?
and pH
What volume of hydrogen peroxide solution is added to each boiling tube?
What volume of hydrogen peroxide solution is added to each boiling tube?
Why is washing up liquid added to each tube in the catalase experiment?
Why is washing up liquid added to each tube in the catalase experiment?
To help create visible foam
What is observed in the test tube containing liver and hydrogen peroxide?
What is observed in the test tube containing liver and hydrogen peroxide?
Immediate vigorous bubbling and foam
What is the purpose of the control tube in the catalase experiment?
What is the purpose of the control tube in the catalase experiment?
To show reaction needs the enzyme
Why is sand used when grinding liver tissue with a pestle and mortar?
Why is sand used when grinding liver tissue with a pestle and mortar?
To help break open liver cells
What effect do higher temperatures have on catalase enzyme?
What effect do higher temperatures have on catalase enzyme?
They denature the enzyme
How fast is the catalase enzymatic reaction compared to other enzyme reactions?
How fast is the catalase enzymatic reaction compared to other enzyme reactions?
One of the fastest known