Solapur University BIOTECHNOLOGY Biochemistry and Cell Physiology 2015 Question Papers

Solapur University
B.Sc. – I (Semester – II) (New) (CGPA Pattern) Examination, 2015
BIOTECHNOLOGY
Biochemistry and Cell Physiology
Day and Date : Friday, 24-4-2015 Max. Marks : 70
Time : 11.00 a.m. to 2.00 p.m.
N.B. : 1) All questions are compulsory.
2) Draw the neat labelled diagram wherever necessary.
3) Figures to the right indicate full marks.
4) Answers of Section I and II should be written in separate
answerbooks.
SECTION – I
(Biochemistry)
1. Multiple choice questions : 5
1) Impaired blood clotting is caused due to the deficiency of _________
a) Vitamin E b) Vitamin D
c) Vitamin A d) Vitamin K
2) Chitin is an example of ___________ polysaccharide.
a) Storage b) Structural
c) Active d) Inactive
3) __________ is an example of sulphur containing amino acid.
a) Cystiene b) Methionine
c) Threonine d) Both a) and b)
4) Hydrogen peroxide is formed in cells due to the action of antioxidant enzyme
___________
a) Superoxide dismutase b) Catalase
c) Kinase d) Lipase
5) B type of DNA has ___________ base pairs per turn.
a) 11 b) 12 c) 14 d) 10
SLR-M – 17 -2-
2. Answer any five of the following : 10
i) What is mutarotation ?
ii) Give the classification of Vitamins.
iii) Write about types of DNA.
iv) What is the biological role of leukotrienes ?
v) Which are the bonds that stabilize the protein structure ?
vi) Draw the chemical structure of starch.
vii) State the Chargaff’s rule for nucleic acids.
3. A) Write short notes on any two of the following : 10
i) Properties and cyclic structure of monosaccharides
ii) Isoprenic chain quinones
iii) 3D conformation of protein.
B) Answer any one of the following : 10
i) Describe water and fat soluble Vitamins on the basis of source, biochemical
functions and deficiencies.
ii) Describe types and structures of lipids. Add a note on ecosanoid
compounds.
SECTION – II
(Cell Physiology)
1. Multiple choice questions : 5
1) Cell elongation in plants is caused by __________
a) Auxin b) Gibberellin
c) Florigen d) Traumatin
2) Cytochromes are ___________
a) Hydrogen acceptors b) Water acceptors
c) Oxygen acceptors d) Electron acceptors
3) Structural and functional unit of muscle contraction is __________
a) Centromere b) Sarcomere
c) Telomere d) Myomere
-3- SLR-M – 17
4) __________ is act as second messengers during hormone action.
a) Mg++ ions b) Ca++ ions
c) Mn++ ions d) Mn++ ions
5) __________ is act as primary sex hormone in males.
a) Estrogen b) Progesterone
c) Testosterone d) Thyroid hormone
2. Answer any five of the following : 10
1) What are essential elements ?
2) Factors affecting photosynthesis.
3) What is mean by vernalisation ?
4) Draw a neat labelled diagram of Nephron.
5) Hormones of adrenal gland.
6) Justify ATP and NADPH2 is assimilatory power.
7) Define micturition.
3. A) Write short notes on any two of the following : 10
1) Describe in detail composition of blood.
2) Write a note on phytohormones.
3) Describe in detail structure and function of pituitary gland.
B) Answer any one of the following : 10
1) Write a essay on transpiration.
2) Describe in detail mechanism of urine formation.
_____________________

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