Punjab 12th Class Chemistry Biochemistry Mcqs Test Online
Questions 20
Total Marks 40
Time 20 Mins
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Punjab 12th Class Chemistry Biochemistry Mcqs Test Online

Start your preparation for Punjab 12th Class Chemistry Biochemistry Mcqs Test Online. This online test contains 20 MCQs and you have 20 Minutes to complete it. The total marks for this test are 40. This test is valid for students of All Punjab Boards (Lahore, Gujranwala, Multan, etc.) following the PCTB Syllabus. Read the questions carefully and select the correct option below to see your result.

Punjab 12th Class Chemistry Biochemistry Mcqs Test Online

 

Question 1 of 20

Chemistry

1. Prosthetic groups are:

1.
2.
3.
4.

Question 1 of 20

Question 2 of 20

2. _________ is needed for vitamin C utilization:
1.
2.
3.
4.

Question 2 of 20

Question 3 of 20

3. Biochemistry covers the practical application of:

1.
2.
3.
4.

Question 3 of 20

Question 4 of 20

4. The mineral, related with the formation of bones and teeth is:
1.
2.
3.
4.

Question 4 of 20

Question 5 of 20

5. Lipids are generally defined in terms of:
1.
2.
3.
4.

Question 5 of 20

Question 6 of 20

6. A protein hormone which leads to diabetes mellitus is
1.
2.
3.
4.

Question 6 of 20

Question 7 of 20

7. Which maintain pH, nerve conduction, tissue growth, support to the body and aids in transfer of nutrients across cell membranes are:
1.
2.
3.
4.

Question 7 of 20

Question 8 of 20

8. Purines are made from how many heterocyclic rings:
1.
2.
3.
4.

Question 8 of 20

Question 9 of 20

9. What is TRUE about cofactors?

1.
2.
3.
4.

Question 9 of 20

Question 10 of 20

10. Proteins are used in both forms of:
1.
2.
3.
4.

Question 10 of 20

Question 11 of 20

11. Nucleic acids was discovered by
1.
2.
3.
4.

Question 11 of 20

Question 12 of 20

12. Macromolecules are of how many types?
1.
2.
3.
4.

Question 12 of 20

Question 13 of 20

13. Pyridine contains
1.
2.
3.
4.

Question 13 of 20

Question 14 of 20

14. The long chains of Amino Acids are called:
1.
2.
3.
4.

Question 14 of 20

Question 15 of 20

15. Most RNA molecules are:
1.
2.
3.
4.

Question 15 of 20

Question 16 of 20

16. DNA and RNA are made up of:
1.
2.
3.
4.

Question 16 of 20

Question 17 of 20

17. The no. of carbon atoms in hexose is:
1.
2.
3.
4.

Question 17 of 20

Question 18 of 20

18. __________ of the human body weight is mineral matter?
1.
2.
3.
4.

Question 18 of 20

Question 19 of 20

19. The component of blood that carries oxygen in the body is:
1.
2.
3.
4.

Question 19 of 20

Question 20 of 20

20. __________ are the major component of soap:
1.
2.
3.
4.

Question 20 of 20


 

Guide for Punjab Board Students

Students of BISE Lahore, Gujranwala, Multan, and other Punjab boards must follow the SLO based pattern.

Top Scoring Tips for Punjab:

  • Textbook Reading: The paper is 100% derived from PCTB books. Do not rely only on keybooks.
  • Objective Paper (20%): Practice these online MCQs repeatedly as they are taken from 5-Year Past Papers.
  • Bubble Sheet: Ensure you know how to fill the OMR sheet correctly.

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