Enzymes B.Sc Model Question Papers : alagappauniversity.ac.in

Name of the University : Alagappa University
Degree : B.Sc
Department : Chemistry
Subject Code/Name : Enzymes
Semester : II
Document Type : Model Question Papers
Website : alagappauniversity.ac.in

Download Model/Sample Question Paper : Nov 2010 : https://www.pdfquestion.in/uploads/alagappauniversity.ac.in/4017-B.Sc.%20Bio-Chemistry%20%5BNon-CBCS%5D.pdf

Enzymes :

Duration : 3 Hours
Maximum : 100 Marks
Part – A :

Related : Alagappa University Organic, Inorganic And Physical Chemistry-I B.Sc Model Question Papers : www.pdfquestion.in/3964.html

1. Give a brief historical account of enzymes.
2. Define the terms International Unit and Specific activity.
3. Draw the structures of biotin.
4. Define Proximity and Orientation effects.
5. Define Kcat.
2 AFN-1090
6. Write the role of metal ion in enzyme catalysis.
7. Define the terms Salting in and Salting out.
8. Briefly explain the Industrial applications of immobilized enzymes.
9. Describe the different types of nomenclature of enzymes.
10. Give a detailed account of metalloenzymes with suitable examples.
11. Give the structure and functions of FMN.
12. How are Km and Vmax estimated from plots of kinetic data –
13. Explain the appl ications of amylase and pectinases.14. Explain the effect of substrate concentration and temperature on enzyme activity.
15. Write an elaborate note on allosteric enzymes with suitable examples.

Part – C : (2 × 16 = 32)
Answer any two of the following.
16. Explain the Oligomeric enzymes and Multienzyme complexes.
17. Describe the reversible inhibition of enzymes.
18. Describe the classical methods employed in purification of enzymes.
19. Explain the role of TPP and THF in enzymes catalysis.

B.Sc. Degree Examination, November 2010 :
Intermediary Metabolism :
(Non-CBCS—2004 onwards)
Duration : 3 Hours
Maximum : 100 Marks
Part – A (6 × 3 = 18)
Answer any six questions
1. Mention the significance of Pentose Phosphate pathway.
2. What are the two enzymes that are specific to glyoxalate cycle ? Mention the site of occurrence of this pathway.
3. What do you mean by biological oxidation and oxidative phosphorylation ?
4. Explain the discovery of the pathway of oxidation.
5. What are ketone bodies ? Give their structure.
6. Explain the deamination of homoserine.
7. How is uric acid degraded ?
8. List the biologically important compounds formed from glycine.

Part – B : (5 × 10 = 50)
Answer any five questions.
9. Give the pathway of TCA cycle.
10. Mention the role of high energy phosphates.
11. Explain the catabolic pathways of glycine.
12. Elaborate on the chain elongation of fattyacids.
13. Explain the sawage pathway of purine synthesis. Comment on the inhibitors of its significance.
14. Define gluconeogenesis. Mention the key reactions of this pathway and its regulation.
15. Give the metabolic pathways of proline.

Part – C : (2 × 16 = 32)
Answer any two questions.
16. Describe the pathway of glycogenesis. Add a note on its regulation.
17. Elaborate on the respiratory chain complexes.
18. Discuss the biosynthesis of cholesterol.
19. Explain the biosynthesis and breakdown of pyrinidines.

B.Sc. Degree Examination, November 2010 :
Human Physiology :
(Non-CBCS—2004 onwards)
Duration : 3 Hours
Maximum : 100 Marks
Draw suitable diagram wherever necessary.
Part – A (6 × 3 = 18)
Answer any six of the following
1. Comment on Plasma.
2. Write short notes on blood.
3. Define Composition of Saliva.
4. Define Nephron.
5. Explain Synapse.
6. Write any two steroid hormones and its functions.
7. Explain Hypoxia.
8. Differentiate acidosis and alkalosis.

Part – B :(5 × 10 = 50)
Answer any five of the following.
9. Give an account on the structure, functions and composition of lymph.
10. Discuss in detail about blood cells, haemoglobin and haemopoisis.
11. Describe the composi tion, functions and regulations of bile.
12. Explain the digestion of proteins and lipids.
13. Explain the composition and formation of urine.
14. Brief notes on mechanisms of Intra and Extracellular hormone actions.
15. Write the role of lungs and kidney in acid base balance.

Part – C : (2 × 16 = 32)
Answer any two of the following.
16. Describe in detail about blood groups and coagulation of blood.
17. Write the composition, functions and regulation of gastric juice.
18. Explain tubular reabsorption of glucose.
19. Discuss the Respiratory System in detail.

B.Sc. Degree Examination, November 2010 :
Nutritional Biochemistry :
(Non-CBCS—2004 onwards)
Time : 3 Hours
Maximum : 100 Marks
Part – A (6 × 3 = 18)
Answer any six (out of eight) of the following questions.
1. Give a short note on protective foods.
2. What do you mean by energy giving foods ?
3. Explain SDA
4. List out the essential micronutrients.
5. What is anemia ?
6. Give any three vitamin deficiency disorders.
7. What are new Protein foods ?
8. Write the sources of Vitamin–C.