Enzyme experiments multiple choice questions
Please complete the following multiple choice questions. There is only one correct answer per question. Please input your name at the end of the form.
* Required
1. Which of the following is the optimum pH for catalase in celery?
*
1 point
7
3
13
10
2. Which of the following substances is the substrate for catalase?
*
1 point
Oxygen
Hydrogen peroxide
Hydrochloric acid
Water
Required
3. Washing up liquid is necessary in the enzyme experiments in order to:
*
1 point
To ensure a colour change
Trap the oxygen produced
To maintain the pH
Keep the glassware clean
4. How many molecules of hydrogen peroxide can catalase break down per second?
*
1 point
40
40 thousand
40 million
40 billion
5. What is the function of pH buffer?
1 point
To maintain the pH of a solution at a set value.
To keep the temperature of the solution the same.
To change the pH of a solution.
To cause the enzyme to break down the substrate
6. The function of a water bath is:
1 point
To change the temperature of solutions.
To cause the enzyme to break down the substrate.
To maintain the pH of a solution.
To maintain the temperature of a solution at a set value.
7. What substance did you use to immobilise yeast cells?
1 point
Algae
Jelly
Agar
Alginate
8. What substance did you use to solidify the beads of immobilised yeast?
1 point
Calcium chloride
Sodium chloride
Magnesium chloride
Potassium chloride
Name
Submit
Never submit passwords through Google Forms.
This content is neither created nor endorsed by Google. -
Terms of Service
-
Privacy Policy
Forms
