Biomolecules Class 12 MCQs Questions with Answers

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

2. Which of the following in the sweetest sugar:

3. Mark the incorrect example:

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

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

6. 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 _____________________ .

7. Secondary structure of protein refers to:

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

9. Glucose reacts with acetic anhydride to form:

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

11. Vitamin A is called:

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

13. The correct statement for protein haemoglobin:

14. Which amino acids is a chiral?

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

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

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

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

19. An example of non-reducing sugar is:

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