B.Sc. I (Semester II) (Entrepreneurship) (CBCS) Examination, 2018
INDUSTRIAL BIOTECHNOLOGY
Basics of Biomolecules (Paper
Day and Date Saturday, 21-4-2018 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
Sugars are placed in category.
Proteins Lipids
Hormones Carbohydrates
Ten or more number of sugar residues is called as
Monosaccharides Disaccharides
Polysaccharides Proteins
number of naturally occurring amino acids.
Ten Twenty Four Hundreds
The bond between two amino acids is called as
Hydrogen bonds Peptide bonds
Ionic bonds Covalent bonds
Glycogen is best defined as
Storage form of lipids Storage form of proteins
Storage form of glycerol Polymer of glucose
Enzymes
Increase the rate of a chemical reaction
Are always stored in active form
Are consumed in chemical reactions
All of the above
of the following is not an amino acid.
Glutamic acid Aspartic acid
Glutamine Palmitic acid
is the covalent bond which link two sugar residue in oligosaccharide.
Peptide bonds Hydrogen bonds
Glycosidic bonds Ester bonds
vitamin is involved in blood clotting.
Vitamin B6 Vitamin B12
Vitamin D Vitamin K
10) Lactose is a disaccharide of and Galactose.
Sucrose Glucose
Maltose Mannose
11) Starch is a
Homopolysaccharide Heteropolysaccharide
Exopolysaccharide None
12) Secondary structure of protein consist
α helix β sheets
Both and Twist
13) The enzyme secreted either in presence or absence of substrate is known
as
Constitutive Inducible
Endoenzyme Exoenzyme
14) a structure of protein is native structure.
Primary structure Secondary structure
Tertiary structure Quaternary structure
2. Answer any seven of the following 14
Define oligosaccharide.
ii) Enlist pituitary hormones.
iii) Define glycosaminoglycans.
iv) Enlist acidic amino acids.
Define Exoenzyme.
vi) Define immobilization.
vii) Functions of hormone.
viii) What is fatty acid
3. Answer any two of the following 10
Describe in brief factors affecting on enzyme activity.
ii) Define Vitamin. Discuss in detail fat soluble vitamins.
iii) Write a detail note on Cholesterol.
Give a detailed account on types of enzymes. 4
4. Answer any two of the following 14
Describe in detail methods of enzyme immobilization.
ii) Discuss in detail structural classification of proteins.
iii) Write in detail physiological role of hormones.
5. Answer any two of the following 14
Define polysaccharide. Discuss in detail Homopolysaccharide.
ii) Explain in detail classification of amino acids.
iii) Write in detail types of lipids.