Seat No.: Enrolment
GUJARAT TECHNOLOGICAL UNIVERSITY
BPHARM SEMESTER III • EXAMINATION WINTER • 2016
Subject code: 230006 Date: 01-12-2016
Subject Name: Pharmacognosy II
Time: 02:30 pm 05:30 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 Tannin. Give the complete classification of Tannin with examples.
06

Describe methods of preparation of black catechu and pale catechu.
05

Describe various test uses for identification of tannin.
05
Q.2

Write complete Pharmacognosy of Clove.
06

Draw labeled diagram of morphology and microscopy of Fennel fruit.
05

Describe any one method for the extraction of volatile oil.
05
Q.3

Describe general characters of umbelliferous fruits.
06

Write the source, uses and chemical test of Cotton and Silk.
05

Write a note on Natural colours.
05
Q.4

Define Resin. Give the classification of Resin. Write about isolation methods of resin.
06

Write about the source and uses of turmeric and Myrrh.
05

Write sources and methods of collection of Benzoin.
05
Q.5

Write biological source, chemical constitutes and uses of Phodophyllum and valerian.
06

Elaborate phytochemical screening of flavanoids and amino acids.
05

Draw the Transverse section of Cassia.
05
Q. 6

Give the difference between:
Hydrolysable and Condensed tannin.
06

Indian Dill and European Dill
05

Cinnamon Bark and Cassia bark
05
Q.7

Give specific test for screening of anthraquinone and cynogenetic glycosides.
06

Enlist various methods for isolation of phytoconstituents. Explain in brief any one method.
05

Write a short note on Pharmaceutical Aids.
05