Gujarat Technological University 2009 B.Pharm Pharmacognosy II - Question Paper
Seat No. Enrolment No.
GUJARAT TECHNOLOGICAL UNIVERSITY
B. Pharmacy Sem-III Examination December 2009 Subject code: 230006 Subject Name: Pharmacognosy II
Date: 29 / 12 / 2009 Time: 12.00 - 3.00pm
Instructions: Total Marks: 80
1. Attempt any five questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q.1 (a) Mention Biological source and Chemical constituents of American & Indian 06 Podophyllum resins.
(b) Comment on quality of various species of Podophyllum and relationship 05 between their chemical constituents & anti- mitotic activity.
drugs.
(c) Write possible difference between Hydrolysable tannins and condensed 05 tannins.
Q.3 (a) Enumerate methods of production of volatile oils illustrating suitable 06 examples. Describe any one of them.
(b) Draw well labeled sketch of Morphology and Microscopy (T.S.) of 05 Coriander fruit. Or Cassia bark
(c) Write a detailed Pharmacognostic note on Volatile oil containing drug used 05 as dental analgesic.
Q.4 (a) Enlist different class of phytoconstituents, elaborate preliminary 06 phytochemical screening of alkaloids and saponins containing drugs.
(b) Explain working principle of Soxhlets apparatus giving well labeled 05 diagram.
Explain the term pharmaceutical aids. Enlist the common sources & Family of crude drugs used as pharmaceutical aids.
Write short notes on Gelatin.
Describe the following chemical tests and state the crude drugs which give this test positive:
(i) Gold beaters skin test (ii) Combined umbelliferone test.
Comment on the following statements :
(i) Raw cotton forms balloons with Cuoxam test.
(ii) Wool is keratin rich fiber.
(iii) Black catechu gives Gambier fluorescence test.
What are surgical fibers? Classify them giving suitable examples. Describe preparation & chemical identification of Silk.
Write in brief note on Absorbent cotton.
Write Biological source, Chemical constituents and uses of following drugs :(Any Two)
Nutmeg or Valerian Turmeric or Cardamom Write in brief on Natural colours
name, their 06
Q.5 (a)
(b)
(c)
05
05
Q. 6 (a)
06
(b)
(c)
05
05
(a)
(b) c)
06
05
05
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Q7
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