Download GTU B.Pharma 2019 Winter 5th Sem BP503TP Pharmacognosy And Phytochemistry Ii Question Paper

Download GTU (Gujarat Technological University Ahmedabad) B.Pharma (Bachelor of Pharmacy) 2019 Winter 5th Sem BP503TP Pharmacognosy And Phytochemistry Ii Previous Question Paper

Seat No.: _____ Enrolment No. _____________
GUJARAT TECHNOLOGICAL UNIVERSITY
B. Pharm - SEMESTER? V. EXAMINATION ? WINTER -2019
Subject Code: BP503TP
Date: 20/11/2019
Subject Name: Pharmacognosy and Phytochemistry II
Time: 02:30PM TO 05:30PM
Total Marks: 80

Instructions:


1. Attempt any five questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

Q.1
(a) Explain Shikimic acid pathway with chemistry.
06

(b) Write in detail about acetate mevalonate pathway.
05

(c)
Discuss in detail about pathway for biosynthesis of lipids in plants.
05



Q.2
(a) Define Alkaloids. Write down its classification with example.
06

(b) Write down source, chemical constituents and uses of Rauwolfia and Opium.
05

(c)
Write down source, chemical constituents and uses of Colophony and Ginger.
05



Q.3
(a) Define Tannins and Glycosides. Write down chemical constituents and uses of
06
Asafoetida and Taxus.

(b) Differentiate between Fennel and Coriander.
05

(c)
Give method for isolation and estimation of Caffeine.
05



Q.4
(a) Write the biological source, isolation and estimation method of
06
Podophyllotoxin.

(b) Write method for isolation of atropine and Curcumin.
05

(c)
Describe a suitable method for production and estimation of Diosgenin.
05



Q.5
(a) Write down pharmacognosy of drug used as a dental analgesic.
06

(b) Write down isolation, identification and analysis of Menthol.
05

(c)
Give the source, isolation and identification method of
05
Glycyrrhetinic acid.



Q. 6
(a) Write a note on production and estimation of Sennosides.
06

(b) Differentiate between Pale catechu and Black catechu.
05

(c)
Write down different methods of tracer techniques in the investigation of
05
Biogenetic studies.



Q.7
(a) Define extraction. Enlist different modern methods of extraction. Explain in
06
detail Microwave assisted extraction.

(b) Give significance of HPTLC and GC in isolation, purification and identification
05
of crude drugs.

(c)
Write a note on super critical fluid (SCF) extraction.
05
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