Biomolecules Class 12 MCQs Questions with Answers

1. Which of the following statements is true for protein synthesis

2. Which functional group participates in disulphide bond formation in proteins?

3. How many C-atoms are there is a pyranose ring?

4. Which of the following in the sweetest sugar:

5. In fibrous proteins, polypeptide chains are held together:

6. Glucose reacts with acetic anhydride to form:

7. Secondary structure of protein refers to:

8. Which amino acids is a chiral?

9. The correct statement for protein haemoglobin:

10. Glycogen is a branched chain polymer of α-D-glucose units in which chain is formed by C1—C4 glycosidic linkage whereas branching occurs by the formation of C1-C6 glycosidic linkage. Structure of glycogen is similar to _____________________ .

11. Which of the following biomolecules is insoluble in water?

12. Which of the following polymer is stored in the liver of animals?

13. The enzyme which hydrolysis triglycerides to fatty acids and glycerol is called:

14. Which of the following bases is not present in DNA?

15. Mark the incorrect example:

16. Vitamin A is called:

17. Denaturation of protein leads to loss of its biological activity by:

18. The vitamins absorbed from intestine along with fats are:

19. Which of the following is not true about amino acids?

20. An example of non-reducing sugar is: