Seat No.: Enrolment No.
GUJARAT TECHNOLOGICAL UNIVERSITY
B.Pharm. SEMESTER-VII • EXAMINATION SUMMER 2017
Subject Code: 2270005 Date: 08/05/2017
Subject Name: Pharmacognosy-V
Time: 02:30 PM to 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.
4. Draw a labeled diagram or chemical structures wherever required.
Q.1

Write a note on biosynthetic pathway involving formation of amino acids in plants.
06

Write down biogenesis of atropine and menthol.
05

Discuss in detail about prebiotics and PUFA.
05
Q.2

Discuss in detail about pathway for biosynthesis of lipids in plants
06

Write down biogenesis of diosgenin and ephedrine in plants.
05

Write a brief note on plant sweetening agents.
05
Q.3

Write in detail about herbal drugs used as pesticides.
06

Write down a pharmacognostic note on herbal drugs used as a brain tonic from your syllabus.
05

Write a note on rasna-a controversial drug.
05
Q.4

Write biological source, chemical constituents and formulations of guduchi and punarnava.
06

Write down detail pharmacognostic profile of drug belongs to plumbaginaceae family.
05

Draw a well labeled morphological and microscopical diagram (transverse section) of nirgundi leaf .
05
Q.5

Explain the terms: Ghrita Pisti Avaleha
06

Define churna. Write a note on preparation and evaluation of triphala churna.
05

What is ayurveda? Write a note on introduction and principles of ayurveda.
05
Q. 6

What is asava and aristha? Write a brief note on preparations, merits and demerits of asava and aristha.
06

Define bhasma. Comment: Bhasmas are considered as a nanoparticles.
05

Write in detail about types of natural allergens.
05
Q.7

Write a brief note on toxic plants.
06

Discuss application of photosensitizing agents in pharmacy.
05

Write a note on herbal cosmetics.
05