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Loyola College M.Sc. Zoology April 2003 Biochemistry Question Paper PDF Download

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LOYOLA  COLLEGE (AUTONOMOUS), CHENNAI-600 034.

M.Sc. DEGREE  EXAMINATION  – ZOOLOGY

second SEMESTER  – APRIL 2003

ZO 2805 / Z  827  biochemistry

30.04.2003

1.00 – 4.00                                                                                          Max: 100 Marks

 

PART – A                          (2 ´ 10 = 20 Marks)

Answer ALL questions

  1. Differentiate symport from Antiport.
  2. Write a note on protamines.
  3. Comment on ‘Amphoteric nature.
  4. Differentiate essential aminoacids from non essential aminoacids.
  5. What is sterioisomerism’?
  6. What are called second messengers?
  7. Differentiate I order enzyme reaction from II order reaction.
  8. What are cytochromes’?
  9. Differentiate LDL from HDL.
  10. Comment on the hydrolysis of proteins.

 

 

 

PART – B                              (4 ´ 10 = 40 Marks)

Answer any four questions

 

  1. Bring out the general properties and functions of proteins.
  2. Describe catabolism of Nucleotides.
  3. What are Co-enzymes? Describe.
  4. Bring out the classification of proteins.
  5. What is electron Transport system? Add a note oxidative phosphoruyltion.
  6. Describe in detail the oxidation of lipids.

 

 

PART – C                             (2 ´ 20 = 40 Marks)

Answer any two questions

 

  1. Write an essay on Biosynthesis of Nucloeotides.
  2. Discuss oxidative degradation of aminoacids.
  3. Write on essay on the Biochemistry of cellular transport across membranes.
  4. Classify carbohydrates with their structure.

 

 

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Loyola College M.Sc. Zoology April 2006 Biochemistry Question Paper PDF Download

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             LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

TS 25

SECOND SEMESTER – APRIL 2006

                                                              ZO 2810 – BIOCHEMISTRY

 

 

Date & Time : 24-04-2006/9.00-12.00         Dept. No.                                                       Max. : 100 Marks

 

 

Part A                                     (Answer All)                          10 X 2 = 20

 

  1. What are chilomicrons?
  2. What is caramalisation?
  3. Comment on soponification.
  4. Write a note on phospholipids.
  5. What are enatiomers?
  6. What are Zwitter ions?
  7. Differentiate essential aminoacids from nonessential amino acids
  8. Write a note on Allosteric inhibition.
  9. Comment on Tindall effect.
  10. What is cyanocobalamine?

Part B                                     (Answer any four)                 4 X 10 = 40

 

  1. Describe the following: (1) Hydrolysis of proteins (2) Denaturation of proteins.
  2. Describe the process of biosynthesis of purines and pyrimidines.
  3. Bring out Michaelis –Menton equation.
  4. Explain the biochemistry of b oxidation .
  5. Bring out the catabolism of amino acids.
  6. Describe the properties of amino acids.

 

Part C                                     (Answer any two)                              2 X 20 = 40

  1. Write an essay on the biochemistry of vitamins.
  2. Bring out the degradation pathways of purines and pyrimidines.
  3. Write an essay on the biochemistry of fatty acids.
  4. Discuss about the structure and classification of proteins.

 

 

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Loyola College M.Sc. Zoology April 2007 Biochemistry Question Paper PDF Download

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

TS 31

SECOND SEMESTER – APRIL 2007

ZO 2810 – BIOCHEMISTRY

 

 

 

Date & Time: 21/04/2007 / 1:00 – 4:00      Dept. No.                                          Max. : 100 Marks

 

 

 

Part A                                                 (Answer all)                                                    10 X 2 = 20

  1. What are colloids?
  2. Comment on “muta-rotation”.
  3. Differentiate I order reaction from II order reaction.
  4. Write a note on “Enolization”.
  5. Comment on GOUT & Scurvey
  6. What is “amphoteric nature”?
  7. Comment on Tautomerization
  8. Write a note on V max and 1/2 V max
  9. What are isomers? Give an example
  10. Bring out the classification of amino acids.

 

Part B                                                 (Answer any four)                             4 X 10 = 40

 

  1. What are co –enzymes ? Describe .
  2. Describe the following:
    1. Denaturation of proteins
    2. Hydrolysis of proteins

 

  1. Describe the process of biosynthesis of nucleotides.
  2. Bring out Michaelis-Menton equation
  3. Describe the biochemistry of nucleic acids.
  4. Explain the biochemistry of lipids.

 

 

Part C                                                 (Answer any two)                              2 X 20 = 40

 

  1. Discuss in detail the nucleotide degradation pathways
  2. Write an essay on the biochemistry of vitamins
  3. Form an essay on the energy pathways of carbohydrate metabolism
  4. Describe the molecular separation techniques.

 

 

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Loyola College M.Sc. Zoology April 2008 Biochemistry Question Paper PDF Download

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

DE 25

M.Sc. DEGREE EXAMINATION – ZOOLOGY

SECOND SEMESTER – APRIL 2008

    ZO 2810 – BIOCHEMISTRY

 

 

 

Date : 24/04/2008            Dept. No.                                        Max. : 100 Marks

Time : 1:00 – 4:00

                                                                                           

      PART A                           (Answer all)                                     10 x 2 = 20 Marks

  1. Comment on sterioisomerism
  2. Differentiate symport from antiport
  3. What are cytochromes?
  4. Differentiate I order reaction from II order reaction
  5. What is ‘Gout’?
  6. Comment on Amphoteric nature
  7. Write a note on flocculation
  8. What is mutarotation?
  9. Comment on Racimization
  10. Write a note on Ascorbic acid

 

PART B                           ( Answer any four)                         4 x 10 = 40 Marks

  1. Describe the important functions of protein
  2. Explain the process of catabolism of purines and pyrimidines.
  3. Describe the oxidation of fatty acids
  4. Bring out the process of biosynthesis of amino acids
  5. What are fat-soluble vitamins? Explain
  6. Bring out the reaction characteristics of protein molecule

 

PART C                           (Answer any two)                            2 x 20 = 40 Marks

  1. Form an essay on biochemistry of coenzymes
  2. Discuss the different biosynthetic pathways of nucleotides
  3. Bring out the reaction characteristics of Carbohydrates
  1. Form an essay on the biochemistry of water soluble vitamins.

 

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Loyola College M.Sc. Zoology April 2011 Biochemistry Question Paper PDF Download

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

SECOND SEMESTER – APRIL 2011

ZO 2816/2810 – BIOCHEMISTRY

 

 

Date : 12-04-2011             Dept. No.                                        Max. : 100 Marks

Time : 1:00 – 4:00

PART –A

Answer all:                                                                                                                 (10 x 2 = 20)

  1. What are zwitter ions?
  2. Comment on Stereoisomerism.
  3. What is ½ V Max?
  4. Write a note on decarboxylation?
  5. What is an emulsoid?
  6. Comment on ping pong mechanism.
  7. What is symport?
  8. What are bile salts?
  9. Bring out the structural formula of glucose.
  10. What is redox potential?

PART B

Answer any four  :                                                                                                       (4 x 10 = 40)

 PART B

  1. Describe the following; a) hydrolysis and b) denaturation of proteins.
  2. Explain the biosynthesis process of nucleotides.
  3. Describe the catabolic pathways of amino acids.
  4. What are nuclear proteins? Bring out its biochemistry.

15 Bring out the biochemistry of electron transport chain.

  1. Describe the process of biosynthesis of lipids

 

PART C

Answer any two:                                                                                                                (2 x 20 = 40)

  1. Write an essay on Michalis Menton equation.
  2. Write an essay on the biochemistry of vitamins.
  3. Transport across membranes – bring out its biochemistry.
  4. Write an essay on the biochemistry of fatty acid oxidation.

 

 

 

 

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Loyola College M.Sc. Zoology April 2012 Biochemistry Question Paper PDF Download

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

SECOND SEMESTER – APRIL 2012

ZO 2816 – BIOCHEMISTRY

 

 

Date : 21-04-2012             Dept. No.                                        Max. : 100 Marks

Time : 9:00 – 12:00

 

            Part A               

       Answer All the questions:                                                                                           (10×2=20 Marks)

  1. What are cytochromes?
  2. Write a note on the amphoteric nature of proteins.
  3. Comment on the following: (i) Isomerization (ii) Tautomerization.
  4. What is called line Weaker Burk equation?
  5. What is V-Max?
  6. Differentiate LDL from HDL.
  7. What is chemi-osmotic hypothesis?
  8. Comment on auto oxidation.
  9. Write a note on Zimmermann reaction.
  10. What are anti oxidants?

 

Part B

Answer any Four questions:                                                                                   (4×10=40 Marks)

  1. Bring out the biochemistry of co-enzymes.
  2. Explain the reaction characteristics of proteins.
  3. Describe the process of catabolism of amino acids.
  4. Bring out the biosynthetic pathways of cholesterol and bile.
  5. Explain the process and importance of electron transport chain.
  6. Describe the different biosynthetic pathways of nucleotides.

 

Part C

Answer any TWO questions:                                                                                (2×20=40 Marks)

  1. Form an essay on the structure and reaction characteristics of carbohydrates.
  2. Discuss enzyme kinetics? Add a note on its importance.
  3. Form an essay on the biosynthesis of amino acids.
  4. Discuss the biochemistry of transport across membrane.

 

 

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Loyola College M.Sc. Zoology Nov 2012 Biochemistry Question Paper PDF Download

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

SECOND SEMESTER – NOVEMBER 2012

ZO 2816 – BIOCHEMISTRY

 

 

Date : 03/11/2012            Dept. No.                                        Max. : 100 Marks

Time : 1:00 – 4:00

 

               Part A            

       Answer All the questions:                                                                                   (10×2=20 Marks)

  1. What are free radicals?
  2. Differentiate I order reaction from II order reaction.
  3. Write a note on the following: (i) Rancidity (ii) Emulsification.
  4. What are ‘Zwitter ions’?
  5. Comment on ‘stereo isomerism’.
  6. Write a note on Symport and Uniport
  7. What are ‘Ozazone’s?
  8. What are nuclear proteins?
  9. Write a note on oxidative phosphorylation.
  10. Comment on the optical activity of carbohydrates.

 

Part B

Answer any Four questions:                                                                            (4×10=40 Marks)

  1. Bring out the biochemistry and importance of fat soluble vitamins.
  2. Describe the process of catabolism of nucleotides.
  3. Explain B-oxidation.
  4. Bring out the Michaelis-Menton equation and its importance.
  5. Describe the general characteristics of proteins.
  6. Describe the biochemistry of electron transport system.

 

Part C

Answer any TWO questions:                                                                (2×20=40 Marks)

 

  1. Form an essay on the biochemistry of enzymes.
  2. Explain biosynthesis of nucleotides.
  3. Bring out the structure and functions of proteins.
  4. Form an essay on biosynthesis of carbohydrates.

 

 

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