Download OU Pharm D Question Paper 2nd Year 2018 1109 Pharmacognosy And Phytopharmaceuticals

Download OU (Osmania University) Pharm D (Doctor of Pharmacy) 2nd Year (2nd Semester) 2018 1109 Pharmacognosy And Phytopharmaceuticals Previous Question Paper

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Code No. 1109
FACULTY OF PHARMACY
Pharm. D (6 YDC) II-Year (Instant) Examination, March 2018
Subject : Pharmacognosy and Phytopharmaceuticals
Time : 3 Hrs Max. Marks: 70
Note: Answer all questions from Part ? A, answer any five questions from Part-B.
PART ? A (10 x 2 = 20 Marks)
1 Define the term (a) Pharmacognosy (b) Substitute
2 Write abt morphological classification with examples.
3 Differentiate fixed oil and volatile oil.
4 Explain the cell wall structure.
5 Write microscopical powder characters of senna.
6 Explain the isolation methods of resins.
7 Write abt :
(a) Van-Urk?s test
(b) Salkowski test
8 Define saponification value and give its significance.
9 What are cyanogenetic glycosides? How do y identify them?
10 Write the biological srce and chemical constituents of sterculia gum.
PART ? B (5 x 10 = 50 Marks)
11 Explain different methods of cultivation of crude drugs with their merits and demerits. (10)
12 (a) What are secondary metabolites? Give examples. (3)
(b) Write a note on glycosides. (7)
13 (a) Classify natural pesticides with examples. (4)
(b) Write the biological srce, chemical constituents and uses o f pyrethrum and
Neem. (3+3)
14 (a) Explain different extraction methods of simple lipids. (5)
(b) Write a note on drying oils with examples. (5)
15 Write pharmacognostic scheme of (2x5)
(a) Rauwolfia
(b) Cardamom
16 (a) Define and classify tannins with examples. Write different characteristics tests
of tannins. (6)
(b) write the biological srce and chemical constituents of (4)
(i) Benzoin (ii) Spermaceti
17 Discuss protein structure. How do y determine it? (10)
18 (a) Write a note on plant fibres used in surgical dressings. (5)
(b) Explain the different methods of adulteration of crude drugs with examples and
how do y prevent it? (5)
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