Gujarat Technological University 2010 B.Pharm Pharmacognosy-III - Question Paper

B. Pharm
Fourth Semester Examination, June 2010
Subject Code - 240006
Pharmacognosy-III

Time: three Hrs. Total Marks: 80

Instructions:
1) Attempt any 5 ques..
2) Make suitable assumptions wherever necessary.
3) Figures to the right indicate full marks.

Ques one a) elaborate saponins? Enumerate any 3 drugs containing saponins. Write suitable note on steroid saponins. (06)
Ques one b) define with the help of neat diagram the various tissues as seen in T.S.of Licorice root. (05)
Ques one c) What is Gentian? discuss why Gentian roots are fermented before they are put to use. How is Gentian dried? (05)

Ques two a) describe Digitalis I.P. Bring out all differences ranging from D. purprea and D. lanata. (06)
Ques two b) define the active constituents of a seed drug containing cardiac principle. (05)
Ques two c) Write a suitable pharmacognostic report on Ginseng. (05)

Ques three a) provide a pharmacognostic note on Senna leaf. (06)
Ques three b) Name the various species of Rhubarb. Write a note on its non-anthracene groups of active constituents. What is the significance of Rhapontincin? (05)
Ques three c) define the chemical tests by which you can differentiate the commercial varieties of Aloes. (05)
Ques four a) describe enzymes. Classify them giving suitable examples. Add a note on their significance. (06)
Ques four b) provide sources, method of preparation, properties and therapeutic importance of Papain or Pepsin enzyme. (05)
Ques four c) Write a note on Diastase enzyme. (05)

Ques five a) Enlist name of plant drugs classified under Bitter glycosides. Write active constituents, uses and adulterants of Picrorrhiza. (06)
Ques five b) elaborate Jamaican and Suriman Quassia? How are these 2 differentiated? (05)
Ques five c) Draw neat and well-labeled diagrams of Morphology and T.S. microscopy of Linseed. (05)

Ques six a) Write exhaustive note on Isothiocyante glycosies. (06)
Ques six b) discuss morphology of Almond or Ruta. (05)
Ques six c) elaborate coumarins? Mention their therapeutic applications. (05)

Ques seven a) Write method of cultivation and collection of Digitalis. (06)
Ques seven b) provide brief description of Ammi majus. (05)
Ques seven c) Name a drug used to cure Leucoderma. elaborate its constituents? (05)

Earning:   Approval pending.