Punjab 11th Class Biology Chapter 3 Enzymes Mcqs Test Online

Total Question
13 Questions
Total Marks
26 Marks
Total Time
13 Minuts
Test Help For ::

Scholarship Test

Competitive Exams

Biology 11th Class Test

Biology Test For Entry Test

Cadet College Admission Test

All Punjab Boards Annual Exams




Test Name



Ch. 3 # Enzymes

Subject



Biology (11th Class)

Test Type



Mcqs


Punjab 11th Class Biology Chapter 3 Enzymes Mcqs Test Online

Biology Chapter 3 Enzymes Mcqs Test Online 11th Class Punjab

 0%

Question 1 of 13

Biology

1. How does an enzyme increase the rate of a reaction?

Question 1 of 13

Question 2 of 13

2. Which of the following has a coenzyme activity?

Question 2 of 13

Question 3 of 13

3. A essential feature of a competitive inhibitor is its ability to:

Question 3 of 13

Question 4 of 13

4. Non-competitive inhibitors react with enzymes at:

Question 4 of 13

Question 5 of 13

5. Combination of apoenzyme and coenzyme produces:

Question 5 of 13

Question 6 of 13

6. The catalytic activity of an enzyme is restricted to its small portion called:

Question 6 of 13

Question 7 of 13

7. Which graph shows the expected relationship between enzyme activity and substrate concentration?

Question 7 of 13

Question 8 of 13

8. Ribozymes consist of:

Question 8 of 13

Question 9 of 13

9. The graph shows the effect of an enzyme on a reaction.

Which combination identifies X, Y and Z?

X                                                  Y                          Z
ACatalyzed reactionUncatalyzed reactionActivation energy
BCatalyzed reactionUncatalyzed reactionEnergy lost during reaction
CUncatalyzed reactionCatalyzed reactionEnergy gained by product
DUncatalyzed reactionCatalyzed reactionOverall energy change

Question 9 of 13

Question 10 of 13

10. Many enzymes are secreted in inactive form to protect

Question 10 of 13

Question 11 of 13

11. Erypsin is an example of?

Question 11 of 13

Question 12 of 13

12. The specificity of enzyme is due to their:

Question 12 of 13

Question 13 of 13

13. The reaction rate of salivary amylase with starch decreases as the concentration of chloride ions is reduced. Which of the following describe the role of the chloride ions?

Question 13 of 13


 

Test By Subject
Test By Topics
You Can Learn and Gain more Knowledge through our Online Quiz and Testing system Just Search your desired Preparation subject at Gotest.

Other Related test

Leave a Reply

Your email address will not be published. Required fields are marked *

Back to top button
error: