Roll No..................... May, 2011/1005
(B. Pharmacy 1st Year-Annual)
PHARMACOGNOSY-I
BPH-115
Time: Three Hours M. Marks: 80Note: Attempt any five questions. All questions carry equal marks.
Q.1 (a) Describe pharmacognosy and discuss its history in chronological order.
(b) Discuss various sources of drugs giving suitable examples.
Q.2 (a) What is meant by classification of crude drugs? How crude drugs are classified?
(b) Give an account of pharmacological classification of crude drugs mentioning proper examples.
Q.3 (a) What do you meant by extraction? What are the advantages of extraction of bio-actives from crude drugs?
(b) Enumerate various extraction methods that are applied in crude drugs.
Q.4 (a) Define adulteration in crude drugs and discuss the causes leading to drug adulteration.
(b) How adulteration in crude drugs can be detected?
Q.5 (a) What are carbohydrates? How starches can be isolated from plant sources.
(b) Give chemical tests for identification of starches.
Q.6 Write notes on the following:
(a) Umbelliferous drugs
(b) Clove
(c) Musk
(d) Gelatin
Q.7 (a) Define volatile oils and enumerate their applications.
(b) Discuss source, collection, preparation and uses of the cinnamon.
Q.8 Give source, constituents and use of the following:
(a) Isabgol (b) Guar Gum
(c) Asaefoetida (d) Bees Wax