Download GTU B.Pharma 2020 Summer 5th Sem 2250006 Pharmacognosy Iii Question Paper

Download GTU (Gujarat Technological University Ahmedabad) B.Pharma (Bachelor of Pharmacy) 2020 Summer 5th Sem 2250006 Pharmacognosy Iii Previous Question Paper

Seat No.: _____ Enrolment No. _____________
GUJARAT TECHNOLOGICAL UNIVERSITY
B.PHARM - SEMESTER? 5 EXAMINATION ? SUMMER -2020
Subject Code: 2250006
Date:02-11-2020
Subject Name: Pharmacognosy-III
Time: 2:30 PM TO 5:30 PM 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) Define Glycoside. Discuss its classification and physico chemical properties in
06
details.

(b) Write down Reduced derivatives of Anthraquinone glycoside. Discuss
05
mechanism of action of it.

(c) Write down detail Pharmacognosy of Senna.
05



Q.2 (a) Define saponins. Differentiate steroidal saponin and triterpenoidal saponin with
06
examples.

(b) Give biological source, chemical constituents, uses of Galactogogue drug.
05

(c) Write down biological source, chemical constituents, uses of Liquorice.
05



Q.3 (a) Describe following chemical tests :
06
1.Keller killiani test
2.Grignard test
3.Modified borntrager test

(b) Comment on following:
05
1. Cascara bark is to be stored for one year before use.
2. Digitalis should be dried immediately after collection.

(c) Draw and explain detailed transverse section of Linseed.
05



Q.4 (a) Differentiate following:
06
1. Indian Rhubarb and Chinese Rhubarb
2. Kalmegh and chirata
3. Cardenolide and Bufadienolide

(b) Write down phamacognosy of foxglove leaves
05

(c) Give biological source, chemical constituent, uses of isothiocyanate glycoside
05
containing drug.



Q.5 (a) Define plant tissue culture. Discuss application of it in details.
06

(b) Explain suspension culture in details.
05

(c) Write a note on Plant cell Immobilization.
05



Q. 6 (a) Write a short note on Protoplast culture and Hairy root culture.
06

(b) Explain Elicitation in details.
05

(c) Write a note on Cryopreservation.
05



Q.7 (a) Give biological source, chemical constituent, uses of Dioscorea and Quassia.
06

(b) Write down phamacognosy of Aloe.
05

(c) Write detail phamacognosy of memory enhancer drug.
05
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