Seat No.: Enrolment No.
GUJARAT TECHNOLOGICAL UNIVERSITY
B.PHARM SEMESTER-VI EXAMINATION SUMMER-2017
Subject Code: 2260006 Date: 10/05/2017
Subject Name: Pharmacognosy IV
Time: 10:30 AM to 01:30 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

Define and classify alkaloids. Classify alkaloids according to heterocyclic ring present in their structures giving examples in each class.
06

Write the general chemical test and flow chart for isolation of alkaloids.
05

Explain the life cycle of ergot with diagram.
05
Q.2

Enlist the tropane alkaloid containing drugs and describe Datura in detail.
06

Write the biological source, chemical constituents and uses of kurchi bark.
05

Explain anticancer drug containing indole alkaloid.
05
Q.3

Describe pharmacognosy of drug used as Antimalarial.
06

Enlist the pyridine-piperidine alkaloid containing drugs and explain any one.
05

Draw and explain the histology of nux vomica seed.
05
Q.4

Write a note on morphology, cultivation, collection and preparation of Opium.
06

Describe the alkaloidal drug used as antihypertensive.
05

Describe the pharmacognosy of vasaka leaf
05
Q.5

Write a note on drug known as Ashwagandha in detail.
06

Explain pharmacognosy of ipecac in detail.
05

Differentiate between two species of alkaloidal amine containing drug used as bronchodilator.
05
Q. 6

Write the specific chemical tests for followings:
I.Ergotamine ii. Strychnine Brucine iii. Caffeine iv. Tropane alkaloids v. Cinchona alkaloids
06

Write a detailed note on pepsin and Vegetable pepsin.
05

What is a pharmaceutical aid? Write a note on natural colours.
05
Q.7

What is marine pharmacognosy? Explain marine anticancer drugs.
06

Write source, family, chemical constituents, uses and morphology of drug containing Diterpene alkaloid.
05

Define enzymes. Write a note on Streptokinase and Urokinase.
05