Download OU M.Pharma Pharmacognosy 1st Sem 2018 1300PCI Phytochemistry Question Paper

Download OU (Osmania University) M.Pharma-Pharmacognosy (Master of Pharmacy) 1st Sem 2018 1300PCI Phytochemistry Previous Question Paper

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Code No. 1300/PCI
M. Pharmacy (Pharmacognosy) I-Semester (PCI) (Suppl.) Examination, August
Subject: Phytochemistry
Time: 3 Hrs Max. Marks: 75
Note: Answer any five questions. All questions carry equal marks.
1 Write the definition and principles of extraction and types of extracts. Describe
varis extraction techniques with principles, merits and demerits. 15
2 Explain the instrumental technique and applications of 7+7
(i) Super critical Fluid extraction technique.
(ii) HPTLC
3 (a) Describe the concept of tracer technique and discuss the methods of detectors
used in tracer technique.
(b) Write the chemistry of Glycyrrhizin. 10+5
4 (a) Discuss the importance of natural products in discovery of drugs. 7+7
(b)Explain the selection of lead structure and optimization.
5 Give the srce, spectral characters and structural elucidation of Caffeine. 15
6 Write abt
(i) Biosynthesis of sennosides.
(ii) Phases of clinical studies
(iii) Chemistry of artemesin. 5+5+5
7 Give the srce, Chemical structure and isolation of
(i) Piperine (ii) Quinine (iii) Caffeine 5+5+5
8 Write the srces, chemistry and mechanism of action of
(i) Digitoxin (ii) Vinca alkaloids (iii) Taxol 5+5+5
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This post was last modified on 19 July 2020