Download OU (Osmania University) B.Pharma 3-1 (3rd Year 1st Sem) (Bachelor of Pharmacy) 2017 4226 Pharmaconosy II Previous Question Paper
Code No. 4226
FACULTY
B. Pharmacy 3/4 I Semester (Suppl.) Examination, May 2017
Subject : Pharmaconosy II
Time : 3 Hrs Max. Marks: 70
Note: Answer all questions. All questions carry equal marks.
1 (a) Describe the powder microscopical characters of Ephedra, dattura and vasaka. (6)
(b) Write srces, chemistry and use of Periwinkle and Deadly niht shade. (8)
OR
(c) Write the eneral met hod of isolation and color reactions of alkaloids.
(d) Write the chemical test, adulterant and distinuished character from adulterant for
(i) Cinchona (ii) Rauwolfia (iii) Nuxvomica
2 (a) Define and classify the lycosides.
(b) Write chemical structure, use and specific chemical test for
(i) Sennoside (ii) Dioxin (iii) Diosenin
OR
(c) Write the srce, chemical constituents and uses of
(i) okhru (ii) Satavari (iii) Brahmi
(d) ive an informative note on diitalis lycosides.
3 (a) ive the chemical structure, Chemical test, srce and isolation of
(i) Caffeine (ii) Quinine (iii) Sennosides
OR
(b) Define and classify the resins.
(c) ive the srces, chemical constituents and uses of
(i) aulther ia (ii) Artemisia (iii) Asafoetida (iv) uul
4 (a) Discuss the sinificance and applications of plant tissue culture. (4)
(b) Classify the plant tissue culture techniques and discuss in detail abt callus
culture technique. (10)
OR
(c) Write abt : (4+5+5)
(i) Oranoenesis (ii) Biotransformation (iii) Immobilization technique
5 (a) List the Traditional systems of medicines practiced in India and write the principles of
any two systems. (5)
(b) Discuss the methods of varis quality control measures in analysis of Herbal
medicines. (9)
OR
(c) Define and describe the preparation of : (9)
(i) Aristavas (ii) Bhasmas (iii) Asawas
(d) Discuss the importance of plant drus in discovery of new dr us with suitable
examples. (5)
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This post was last modified on 04 May 2020