Seat No.: Enrolment
GUJARAT TECHNOLOGICAL UNIVERSITY
B.Pharm Semester IV Examination SUMMER 2017
Subject code: 240006 Date: 11/05/2017 Subject Name: Pharmacognosy-III
Time: 02:30 PM to 05:30 PM Total Marks: 80
Instructions:
1. Attempt any five questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q.1 Describe the chemistry of anthraquinone glycoside.
Describe the morphological characters of Indian Senna pod.
Explain the pharmacological action of rhubarb.
Q.2. Describe the allied drugs of Digitalis leaf.
Describe with suitable diagram the microscopical character of Chirata.
Write short notes on a bitter wood.
Q.3. Describe cultivation and collection of Liquorice root. Write the biological source and chemical constituents of an Immunomodulatory root drug.
Write a note on saponin glycoside.
Q4. Write the botanical source, constituents and uses of Gentian root.
Name the chemical constituents which cause griping effect of senna and draw its structure. Add a note how to overcome the griping effect.
Comment on the following:
1. Digitalis leaf packed with dehydrating agent
2. Peruvoside superior over digoxin
Q5. Draw the chemical structure of any three of the following:
Scillaren Diosgenin, Visnagin, Sennoside A
Describe in detail about Bitter almond.
Write the chemical test of unorganized drug used as purgative.
Q6. What are enzymes? Describe the method of preparation any one enzyme having proteolytic activity.
Write the description, solubility and properties of Pancreatin.
Write a note on enzyme obtained from plant source.
Q7. Describe the pharmacognosy of Bavchi.
Write a note on drug used as hepatoprotective.
Write the B.S, C.C and uses of Sarasaparilla.