FACULTY OF PHARMACY
B. Pharmacy 2/4 II-Semester (Non-CBCS)(Backlog) Examination, December 2018
Subject Pharmacognosy I
Time 3 Hours Max. Marks: 70
Note: Answer all questions. All questions carry equal marks.
1 Define the terms Pharmacognosy, crude drug, Organized and Unorganized
drugs.
Describe in detail about the exogenous factors affecting the cultivation of
medicinal plants.
OR
Explain the post harvesting techniques in cultivation of medicinal plants.
Write a note on mutation.
2 List the basic metabolic pathways and explain Isoprenoid biosynthesis.
OR
Write about the
Applications of Tracer technique
Precursor-product sequence
(iii)Competitive feeding technique
3 Define the term Adulteration, Deterioration, stomatal index, Ash value.
Write the method of determination of
Moisture content Lycopodium spore method Crude fiber content
OR
Write a note on good storage practices.
List the evaluation methods and explain the chemical evaluation technique.
4 Write the chemical test for pale catechu, agar, Tragacanth.
Write a note on chemistry of fixed oils and fats.
Give the chemical constituents and uses of Castor oil, Black catechu and
acacia.
OR
Give the Biological source, preparation and uses of Agar, Alginate and
Chaulmoogra oil.
Write the chemistry of carbohydrates and give the color reactions.
5 Give the preparation of Papain, cod liver oil and cotton.
Give the biological source, chemistry and uses of Honey, cochineal.
OR
Give the biological source, chemistry and uses of Cantherides, Musk and
Shark liver oil.
Write the chemical test for cotton, wool, silk, Honey and gelatin.