Enzyme Action quiz

1
Enzyme Action quiz

• In this exercise each yellow button represents a
  question. Click on it and it will take you to the
  question. Click on the correct objective, and
  click home to return back and select other
  questions.

1
2
3
4
6
5
7
8
9
10
Home Page
2
Thats Correct!
Click here to continue.
3
Sorry, thats not correct!
Click here to continue.
4
Which of the following forms enzymes

• proteins
• Fats and lipids
• Carbohydrates
• None of the above

Home Page
5
Which of the following happens to enzymes when
the temperature of the medium is reduced to less
than 10C

• It is inactivated
• It is denatured
• It is destroyed
• It remains the same

Home Page
6
Which one of the following does not affect enzyme
activity

• Temperature
• pH
• Substrate concentration
• Kind of food being broken

Home Page
7
Which of the following enzymes break down proteins

• Catalase
• Lipase
• Pepsin
• Amylase

Home Page
8
The food broken down by an enzyme is known as

• substance
• substrate
• product
• concentrate

Home Page
9
Which of the following is the optimum pH for
pepsin

• pH 8
• pH 10
• pH 11
• pH 2

Home Page
10
High pH stops the action of enzyme

• Pepsin
• Catalase
• Amylase
• Maltase

Home Page
11
Which of the following is not an enzyme

• Pepsin
• Rennin
• Catalase
• Amylase

Home Page
12
The optimum temperature of enzymes is within

• 20C to 25C
• 36C to 38C
• 45 to 50 C
• 15C to 25C

Home Page
13
What happens to enzymes when the temperature of
the medium is increased beyond 40C. It,

• Destroyed
• Killed
• Inactivated
• Remains the same

Go Home Page