BSc Biotechnology Sem I 2023 2024 Dec 2024 BIOCHEMISTRY CONCEPT OF BIOMOLECULES I Question Paper - Mumbai University | munotes

Questions asked in this paper

• 1. Attempt all questions

1. Q2 All questions carry equal marks
2. Q4 For Q2,Q3 and Q 4 attempt A and B OR C and D directed (Any fifteen) 15
3. Q1 Define Normality
4. Q2 Write any two functions of water 3 Water has a higher due to Hydrogen bonds
5. Q4 Solution is made of and Calculate the Normality of the solution containing mole of NaOH in 500ml of water
6. Q8 Draw Structure of Glyceraldehyde Give one example of Epimer of Glucose
7. Q11 two examples of Monosaccharides Draw structure of enediol Name the bond between two monosaccharides in Cellulose Which disaccharide is a reducing sugar?
8. Q13 Define the term ‘Rancidity’
9. Q16 process of lipid hydrolysis, catalysed by enzymes known as Name of the saturated fatty acids ends with a suffix
10. Q18 Give any ONE function of lipids
11. Q19 What is lipoprotein?
12. Q20 What are Steroids? Explain mole concept. Calculate number of moles in following substances 08
    • i) 72 grams of water ii) 80 grams of NaOH iii) 40 grams of NaOH
13. Q2 B Write a note on Secondary Standard with an example. 7 marks
14. Q2 C Define Buffer. Give any two examples. Calculate pH of solution containing acid and 0.1M Sodium acetate. pK,= 4.76 oH. Derive Ionic Product of water. 07 8 marks
15. Q3 A Classify carbohydrates based on saccharide units with examples. 8 marks
16. Q3 B_ Explain any two chemical reactions of monosaccharide. 7 marks
17. Q3 C Write a detailed note on Disaccharides with examples. 8 marks
18. Q3 D_ Explain Biological buffers with two examples. USBT104 - Biochemistry: Concept of Biomolecules-I 7 marks
19. Q4 A_ Give details on classification of lipids. Explain different tests to check purity of fats and oils. 07 8 marks
20. Q4 C Draw structure of Phosphatidylcholine and Cardiolipin. 8 marks
21. Q4 D_ Give an account on nomenclature of fatty acids with examples. Write Short notes on any three of the following 15 7 marks
    • a. Glyceraldehyde
    • d. Biological buffers
    • e. Action of Phospholipase C and Phospholipase D

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