Download PTU B.Pharma 2020 Dec 4th Sem 46233 Pharmacognosy Iii Question Paper

Roll No.

Total No. of Pages : 02

Total No. of Questions : 21

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B.Pharma (2012 to 2016) (Sem.-4)

PHARMACOGNOSY-III

Subject Code : BPHM-403

M.Code: 46233

Time: 3 Hrs.

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Max. Marks : 80

INSTRUCTIONS TO CANDIDATES :

1. SECTION-A is COMPULSORY carrying THIRTY marks.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.
3. SECTION-C contains FOUR questions carrying TEN marks each and students have to attempt any THREE questions.

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SECTION-A

Answer the following :

1. Write a common adulterant of senna. How will you differentiate it from genuine senna?(2)
2. Differentiate between Gutikas and Vattis. (2)
3. Draw chemical structures of amarogentin and gymnemic acid. (2)

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4. Give complete biological source and uses of: (4×2=8)
   1. Neem
   2. Ashoka
   3. Palash
   4. Shilajit

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5. Draw chemical structure of gentiopicrin and strophanthidin. (2)
6. Give the complete biological source and uses of Manchurian Licorice. (2)
7. Write the procedure for testing cardiac glycosides using Keller-Kiliani test. (2)
8. Write the biological name of most common adulterant of rhubarb and chemical test to differentiate it from genuine rhubarb. (2)
9. Give complete biological source and chemical constituents of kantkari. (2)

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10. A drug gives positive Modified Borntrager's test. How it will respond to Borntrager's test? Explain your answer. (2)
11. Name the common adulterant of digitalis. How will you differentiate it from genuine digitalis? (2)
12. What is the difference between cardenolide and bufadenolide? Draw their basic chemical moiety and give one example of drug (complete biological source) from each class. (2)

SECTION-B

13. Discuss the T.S. of cascara and draw a well labelled diagram.

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14. Define Asvas and Arishtas. What is the difference between two? Also highlight their methods of preparation.
15. Discuss various chemical tests used to differentiate between different varieties of aloes.
16. Discuss source, chemical constituents and uses of Rhubarb and Kalmegh.
17. What do you understand by the holistic concept in Ayurvedic treatments?

SECTION-C

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18. Elaborate the pharmacognosy of Senna. (10)
19. Write biological source, chemical constituents and uses of : (4,3,3)
    1. Brahmi
    2. Gilo
    3. Ammi majus

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20. Write a detailed note on Guggul and Bach. (10)
21. Explain the term Standardization. Discuss in detail the standardization of herbal or Ayurvedic products. (10)

NOTE: Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.

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