NRJ/KW/17/4282
B. Pharm.
PHARMACOGNOSY AND PHYTOCHEMISTRY–III (Chemistry of Natural Products)
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Paper-4
Time: Three Hours]
[Maximum Marks : 80
N.B. :- (1) Question No. 1 is compulsory.
(2) Attempt any four questions out of remaining.
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(3) Draw neat labelled diagram wherever necessary.
- Solve any five questions of the following : 5×4=20
- Compare and contrast Sumatra benzoin and Siam benzoin.
- Give theory of mass transfer.
- Define resin. Give its physical and chemical properties.
- Give principle and application of ion-exchange chromatography.
- Write a note on maceration.
- Give biological source, chemical constituent, uses and identification test of Asafoetida.
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- Define chromatography and enlist types of chromatography. Explain in detail thin layer chromatography with its application. 15
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- Write a note on super critical fluid extraction. 8
- Write detail pharmacognostic account on cinnamon 7
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- Write structure elucidation of camphor. 8
- Write isolation, purification and profile of camphor. 7
- Give biological source, chemical constituents, uses and chemical test of any three of the following : 5×3=15
- Tulsi
- Turmeric
- Tolu Balsam
- Colophony
- Coriander.
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- Give classification of volatile oils with example. Add a note on general properties of volatile oil. 8
- Give general microscopical characteristics of Umbelliferous fruits with examples. 7
- Write short notes on (any three) : 5×3=15
- Phenolic ether containing volatile oil
- Biosynthetic pathway of volatile oils
- Paper chromatography
- Ecuelle method
- Guggul.
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POY-27555
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