B.Sc. I (Semester II) (Entrepreneurship) Examination, 2018
(CBCS) Pattern
industrial biotechnology
Basics of Biomolecules (Paper
Day and Date Wednesday, 28-11-2018 Max. Marks 70
Time 10.30 a.m. to 1.00 p.m.
N.B. All questions are compulsory and carry equal
marks.
Draw a neat labelled diagram wherever necessary.
Figure to the right indicate full marks.
1. Rewrite the following sentences by choosing correct alternatives from given
below. 14
Maltose is disaccharide consisting glycosidic linkage.
β 1 4 α 1 4 α 1 6 β 1 6
ii) The oligosaccharide linked to proteins is called as
Glycosides Glycolipid Glycoprotein Ganglioside
iii) The hydrolysis of fats into fatty acid and glycerol by alkali treatment is
known as
Saponification C olloidal
Methylation Softening
iv) The α helix has amino acids residues per turn.
3.4 3.6 3.8 3.0
The tertiary structure of proteins is maintained by bond.
Peptide Hydrogen
Disulphide A ll of the above
vi) The enzyme which is secreted in the presence of substrate is called as
Inducible C onstitutive
Exoenzyme Endoenzyme
P.T.O.
Set P Seat
No.
Set P
SLR-SK 18 *SLRSK18*
vii) The different form of enzyme which catalyze similar reaction is known as
C oenzyme A bezyme Ribozyme Isoenzyme
viii) is water soluable vitamin.
Vitamin A b) Vitamin K Vitamin B d) Vitamin D
ix) is a fibrous protein.
Haemoglobin Silk fibroin A lbumin Myoglobin
Right handed α helix is present in of ramchandran plot.
Quadrant I Quadrant II Quadrant III Quadrant IV
xi) Rickets is caused due to deficiency of
Vitamin A b) Vitamin K Vitamin B d) Vitamin D
xii) The substrate binds to active site of enzyme by bonds.
Peptide Hydrogen Disulphide Vander wall
xiii) hormone responsible for smooth muscle contraction.
Oxytocin Insulin TSH Glucagon
xiv) is a storage homopolysacchride.
Glucose Sucrose Starch Peptidoglycan
2. A nswer any seven of the following 14
Define oligosacchride. Give one example.
ii) Enlist fat soluble vitamin.
iii) Define glycosaminoglycan.
iv) Defination of Monosaccharide.
Define coenzyme.
vi) Define cerebrosides.
vii) Define active site.
viii) Enlist aromatic amino acids.
ix) Liposomes.
Set P
*SLRSK18* SLR-SK 18
3. A A nswer any two of the following 10
Describe in brief factors affecting on enzyme activity.
ii) Discuss in detail structure and function of glycoprotein.
iii) Describe in detail structure of cholesterol.
B Give a detailed account on mechanism of enzyme action. 4
4. A nswer any two of the following 14
Describe in detail structural level of classification of proteins.
ii) Discuss in detail classification of lipids.
iii) Define hormone. Describe in detail role of insulin and pituitary hormones.
5. A nswer any two of the following 14
Give a detailed account on polysacchrides.
ii) Discuss in detail sources and dietary recommendations of water soluble
vitamins.
iii) Describe in detail methods of enzyme immobilization.