Model Question Paper – 1
Q1) Answer the following (Any 5 out of 7) (3 marks each) [15]
a) Define and classify carbohydrates with suitable examples.
b) Explain significance of ATP and cyclic AMP.
c) Write a note on fatty liver.
d) Define and classify amino acids based on their structure.
e) Explain oxidation of pyruvate to acetyl CoA.
f) Define enzyme. Add a note on enzyme specificity.
g) Write a short note on genetic code.
Q2) Long Answer (Any 2 out of 4) (10 marks each) [20]
a) Describe glycolysis pathway with energetics and significance.
b) Explain beta-oxidation of fatty acids in detail.
c) Explain semi-conservative model of DNA and add a note on replication.
d) Describe glycogen metabolism and glycogen storage diseases.
Q3) Short Answer (Any 8 out of 10) (5 marks each) [40]
a) Explain urea cycle and its disorders.
b) Write a note on gluconeogenesis.
c) Describe hormonal regulation of blood glucose and Diabetes mellitus.
d) Explain electron transport chain (ETC) and its mechanism.
e) Write a note on transamination and deamination.
f) Explain disorders of phenylalanine and tyrosine metabolism.
g) Explain conversion of cholesterol into bile acids and steroid hormones.
h) Describe enzyme inhibition with examples.
i) Explain ketone body formation and utilization.
j) Write a note on therapeutic and diagnostic applications of enzymes.
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Model Question Paper – 2
Q1) Answer the following (Any 5 out of 7) (3 marks each) [15]
a) Define lipid. Give biological functions of lipids.
b) Explain concept of free energy.
c) Differentiate between oxidative phosphorylation and substrate-level phosphorylation.
d) Describe biosynthesis of catecholamines.
e) Define glucose. Add its biological role.
f) Explain biological role of amino acids and proteins.
g) Write a short note on cofactors.
Q2) Long Answer (Any 2 out of 4) (10 marks each) [20]
a) Describe HMP shunt pathway and its significance.
b) Explain electron transport chain (ETC) with mechanism.
c) Explain process of translation in detail.
d) Discuss regulation of enzymes.
Q3) Short Answer (Any 8 out of 10) (5 marks each) [40]
a) Describe glycolysis with energetics.
b) Write a note on enzyme kinetics.
c) Explain disorders of lipid metabolism (hypercholesterolemia, fatty liver, obesity).
d) Write a note on structure of DNA.
e) Explain catabolism of heme.
f) Explain synthesis of dopamine.
g) Write a note on organization of mammalian genome.
h) Discuss therapeutic and diagnostic applications of coenzymes.
i) Write a note on ketogenesis and its utilization.
j) Describe bioenergetics: Endergonic and exergonic reactions with examples.
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Model Question Paper – 3
Q1) Answer the following (Any 5 out of 7) (3 marks each) [15]
a) Define and classify enzymes.
b) Explain metabolism of phenylalanine (Phenylketonuria).
c) Write a short note on cyclic AMP.
d) Define carbohydrate. Add its classification with examples.
e) Give energetic involved in citric acid cycle.
f) Explain biological role and utilization of cholesterol.
g) Write a note on coenzymes.
Q2) Long Answer (Any 2 out of 4) (10 marks each) [20]
a) Explain biosynthesis of purine nucleotides.
b) Describe transcription process in detail.
c) Explain β-oxidation of fatty acids and its significance.
d) Discuss gluconeogenesis with its pathway and significance.
Q3) Short Answer (Any 8 out of 10) (5 marks each) [40]
a) Describe metabolic disorders of tyrosine.
b) Explain oxidative phosphorylation and uncouplers.
c) Write a note on biosynthesis of pyrimidines.
d) Describe therapeutic applications of enzymes.
e) Explain catabolism of phenylalanine and tyrosine.
f) Write a note on enzyme inhibition.
g) Discuss significance of cyclic AMP.
h) Explain biosynthesis of serotonin (5-HT) or melatonin.
i) Write a note on hyperbilirubinemia.
j) Describe organization and function of nucleic acids.
