Download PTU I. K. Gujral Punjab Technical University (IKGPTU) B.Pharma (Bachelor of Pharmacy) 2020 December 3rd Sem 46222 Pharmacognosy Ii Previous Question Paper
Roll No.
Total No. of Pages : 02
Total No. of Questions : 20
B.Pharma (2012 to 2016) (Sem.?3)
PHARMACOGNOSY?II
Subject Code : BPHM-302
M.Code : 46222
Time : 3 Hrs. Max. Marks : 80
INST RUCT IONS T O CANDIDAT ES :
1 .
SECT ION-A is COMPUL SORY carry in g T HIRT Y ma rks .
2 .
SECT ION-B c ontains F IVE questions c arrying FIVE marks eac h and s tud ents
have to atte mpt any FOUR q ues tions.
3 .
SECT ION-C contains FOUR q uestions carrying T EN marks eac h an d s tud ents
have to atte mpt any T HREE que stions .
SECTION-A
Answer the following :
Q1. What are Resenes? Give one example, with complete biological source, used for its high
resene content.
2
Q2. Define Pharmaceutical Aids? Give complete biological source of a drag used as a viscosity
builder.
2
Q3. In the transverse section of single mesocarp of fennel, how many oils cells and vascular
bundles are seen?
2
Q4. Why gelatin salt test is considered more reliable than gelatin test to detect the presence of
tannins?
2
Q5. Draw the chemical structures of the following :
2+2+2+2
(i) Eugenol
(ii) THC
(iii) Podophyllotoxin
(iv) Curcumin
Q6. Differentiate between Eucelle and Enfleurage methods of volatile extraction.
2
Q7. Give complete biological source and uses of myrobalan.
2
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Q8. If a drug gives positive Borntrager's test, will it also give positive modified Borntrager's
test? Explain your answer.
2
Q9. Write the uses of Nylon and Asbestos.
2
Q10. Write complete biological source, major chemical constituent and uses of balsam of tolu
and dill.
2+2
Q11. Differentiate between pathological and physiological resin. Also give one example of each.
2
SECTION-B
Q12. Write a note on the source, types, method of preparation, chemical composition, chemical
tests and uses of cotton.
Q13. Elaborate on the source, chemical constituents, chemical tests and uses of pale and black
catechu.
Q14. Discuss different types of tannins with one example from each class.
Q15. Write a note on natural colouring agents.
Q16. Discuss the commercial importance of Lemon grass and Mentha.
SECTION-C
Q17. Differentiate between Indian and American podophyllum on the basis of its macro- and
microscopic characters, chemical constituents and chemical tests.
Q18. Discuss in detail Cinnamon and Turmeric.
Q19. Discuss in detail about benzoin, highlighting its sources, cultivation and collection,
chemical constituents, uses, specific chemical tests and adulterants.
Q20. Elaborate on various methods of volatile extraction highlighting their principle, advantages
and disadvantages with respect to each other.
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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This post was last modified on 14 February 2021