Tamil Nadu Dr MGR Medical University 2009 B.Pharm I – PHARMACOGNOSY AND PHYTOCHEMISTRY Q.PCode : 564236 - - Question Paper

FEBRUARY - 2009
[KU 745] Sub. Code: 4236
THIRD B.PHARM. DEGREE exam
(Regulation 2004)Candidates Admitted from 2004-05
Paper I – PHARMACOGNOSY AND PHYTOCHEMISTRY
Q.P. Code : 564236
Time : 3 hours Maximum : 90 marks
I. Essay ques. : (2 X 20 = 40)
ans any 2 ques..
1. a) State biological source, chemical constituents tests for identification
and uses of digitalis. (10)
b) define the method of preparation of different kinds of aloes for the
market. (10)
2. a) describe plant hormones. Classify with suitable examples. (4)
b) discuss the mechanism of action and applications of auxins and
cytokinins. (10)
c) elaborate the methods involved in valuation of crude drugs. discuss
briefly on microscopical valuation. (6)
3. a) describe oxytocic? discuss the life cycle on ergot of rye? (15)
b) Lycopodium spore method of drug evaluation? (5)
II. Write Short Notes : (8X five = 40)
ans any 8 ques..
1. Scope of pharmacognosy.
2. Prevention of drugs deterioration.
3. Drug adulteration.
4. Pharmacognosy of Nux-vomica.
5. Bees wax.
6. Surgical catgut.
7. General principles of cultivation of medicinal plants.
8. Tea.
9. Balsam of tube.
10. How do you distinguish fennel from coriander by macroscopy and
microscopy?
III. Short Answers: (5X2 = 10)
ans any 5 ques..
1. describe polyploidy.
2. describe stomata. elaborate the kinds with suitable examples.
3. elaborate the chemical constituents current in subsequent crode drugs.
a) Vinca.
b) Aloes.
4. Keller-Killianic test.
5. Write the confirmatory identification test for senna.
6. describe serotaxonomy.
7. discuss the medicinal uses of castor oil.

Earning:   Approval pending.