Janardan Rai Nagar Rajasthan Vidyapeeth 2006 B.Tech Biotechnology BIO-ENERGETICS AND METABOLISM - Question Paper
JRN Rajasthan Vidyapeeth University
BIOTECHNOLOGY
SEMESTER 3
BIO-ENERGETICS AND METABOLISM
Model Question Papers
BSBT 5 BIO-ENERGETICS AND METABOLISM
Duration : 3 Hrs. Maximum Marks : 75
Instruction:
1. Question paper is divided into Group A, Group B and Group C
2. Each Group is of 25 Marks
3. Figure to the right in bracket indicate marks.
4. Good Handwriting is expected
Group A (25 Marks)
Answer any three questions (Question 1 is compulsory)
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Q.1: Define bio-energetic and explain coupling.
(10)
Q.2: What is structural feature common to ATP, FAD+,
NAD and CoA ?
(10)
Q.3: Write about Enzymes involved in process of glycolysis.
(10)
Q.4: What is krebs Cycle. Write down reaction steps of
KREBS cycle.
(10)
Q.5: Write down mechanism of oxidative phosphorylation.
Group B (25 Marks)
(5)
Answer any three questions (Questions 6 is compulsory)
Q.6: Define Metabolism and write about functions of metabolism.
(10)
Q.7: What is oxidation of unsaturated Fatty acids.
(10)
Q.8: Explain how Mevalonate is formed by acetyl-CoA in
biosynthesis of cholesteual.
(10)
Q.9: Write
about signal Hypothesis ?
(10)
Q.10: Biosynthesis of Bile pigments
Group C (25 Marks)
All Questions are Compulsory.
Q.11. Fill in the blanks (Each question carries 2 Marks, Total = 10 Marks)
(i) ________ is the process in which parts of coded genetic message in DNA are copied in form of RNA.
(ii) In protein synthesis, activation of amino acid takes place in _________.
(iii) The 2 key components of protein synthesis are ribosomes and _________.
(iv) ________ are substance produced by bacteria that inhibit the growth of micro organism.
(v) _________ inhibits peptidyl transferase on large sub-unit of prokaryotic ribosomes.
Q.12. Multiple choice questions (Each question carries 2 marks, Total = 10 marks)
(i) The region of Endoplasmic Reticulum that binds ribosomes is called as _________.
(a) rough ER (c) Cytosolic memberance
(b) smooth ER (d) membrance bound ribosomes
(ii) Signal peptide and ribosome itself are rapidly bound by a large rod-shaped complex called ___________
(a) Peptide translocation complex (c) Signal Recognition particle
(b) Signal sequence (d) Signal peptidase
(iii) Glycosylation is the addition of ____________.
(a) Proteins (b) Lipids.
(c) Enzyme (d) Carbohydrates
(iv) Amino acid + _____________ + ATP Aminoacyl t RNA + AMP + PPi
(a) t - RNA (b) DNA
(c) m-RNA (d) SRP
(v) Perioxisomes and glyoxysomes are together known as __________
(a) golgi bodies (c) macro bodies
(b) micro bodies (d) microphage.
Q.13. Indicate whether following statements are True or False (Each question carries 1 marks, Total = 5 Marks)
(i) The cell surface receptors, which mediates endocytosis, are transmembrance glycoprotein.
(ii) On catabolism of Carbohydrates and facts there is formation of CO2, H2O and energy.
(iii) Citric Acid Cycle converts 2 C acetate into hydrogen peroxide.
(iv) Glycolytic path way supplies the cell with AMP.
(v) Catabolic pathway means Degradative pathway.
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Earning: Approval pending. |