FACULTY OF PHARMACY
B. Pharmacy 2/4 II Semester (Suppl.) Examination, November 2017
Subject Pharmacognosy I
Time 3 hours Max. Marks 70
Note Answer all questions. All questions carry equal marks.
1 Write about various exogenous and endogenous factors affecting the quality
of crude drugs. 10
What are the plant hormones and write their applications? 4
OR
Write a notes on good storage practices. 6
Write the advantages and disadvantages of collection of crude drugs from
wild plants. 8
2 Explain the Shikimic acid pathway. 14
OR
Write a note on
Competitive feeding technique ii) Precursor-product sequence 7+7
3 Define drug Evaluation. Explain the morphological and microscopic
evaluation.
Write the effect of moisture content and its determination. 9+5
OR
Write about the adulteration and methods to detect the adulteration with
examples. 8
Describe the methods to prevent the infestation of medicinal plants with micro
organisms. 6
4 Write the sources of chemical constituents and color reactions of agar, acacia
and pale catechu. 7
Give an informative note on alginates and amla. 7
OR
Define and classify tannins. Give the sources and pharmaceutical importance
of catechu.
Write the sources, constituents and uses of Chaulmoogroil, castor oil and
Olive oil. 5+9
5 Write the source, preparation and uses of shark liver oil and cod liver oil. 8
Write the sources and chemical test for cotton, silk and wool. 6
OR
Give the source and uses of Cantherides, Musk and cochineal.
Write the preparation of papain and cod liver oil. 9+5