Download OU B.Pharma 3-1 Year 2016 4051 Pharmaconosy Ii Question Paper

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Time: 3 Hrs Max.Marks: 70

Note: Answer all questions. All questions carry equal marks.

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1. 1. What are alkaloids? Classify them with suitable examples. 5
   2. Write the Biological sources, microscopical features and adulterants of
      1. Nuxvomica
      2. Cinchona
      3. Colchium 9

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   OR

   1. Describe opium under suitable pharmacognostic scheme. 8
   2. Write the source, chemical structures of active constituents and use of
      1. Belladonna
      2. Ephedra
      3. Rauwolfia 6

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2. 1. What are cardiac glycosides? Classify and write the chemistry and mechanism of action of digitalis 8
   2. 1. Strophanthin
      2. Barbaloin 2x3=6

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   OR

   1. Write the biological source, a test for identification and uses of
      1. lycyrrhizic acid
      2. Strophanthoside 3x2=6

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   2. Describe the pharmacognostic study of Indian senna. 8
3. 1. Write the isolation and estimation of quinine from cinchona. 6
   2. Write a note on Taxus species. 4
   3. Write the biological source, chemical nature and uses of
      1. Fennel

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      2. Cinnamon

   OR

   1. Write the chemistry, isolation and estimation of rutin, hesperidin from citrus fruits. 10
   2. What are volatile oils, classify with example. 4

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4. 1. Define callus culture, cell suspension culture and give advantages of suspension callus culture. 7
   2. Discuss the importance of macronutrients and growth regulators in plant tissue culture media. 7

   OR

   1. Discuss the application of plant tissue culture in production of secondary metabolites. 7

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   2. Write about immobilization and its application in plant tissue culture. 7
5. 1. Give the preparation of Lehyas, Arishtas. 7
   2. Write about the status and practice of herbal medicine in India. 7

   OR

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   1. Discuss about types of herbal formulation and products. 10
   2. Give a note on discovery of new drugs from natural source. 4

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Code No. 4051

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FACULTY

B. Pharmacy 3/4 | - Semester (Main) Examination, November 2016

Subject: Pharmacognosy -1l