Gujarat Technological University 2009 B.Pharm Pharmacognosy-I - Question Paper
B. Pharm (GTU)
2nd Semester Examination, June 2009
Pharmacognosy-I
Time: three Hours Total Marks: 80
Instructions:
1) Attempt any 5 ques..
2) Make suitable assumptions wherever necessary.
3) Figures to the right indicate full marks.
Q.1 a) What is a crude drug? elaborate the methods of classification of crude drugs? define therapeutic classification of crude drugs. (06)
b) What is Pharmacognosy? define its history and scope for future drug development. (05)
c) How tissue culture is being utilized as a source of herbal drugs and natural products? (05)
Q.2 a) What are the morphological and histological features of monocot and dicot leaves? (06)
b) Write general morphological and microscopic characters of seeds and barks. (05)
c) Why do stems and roots undergo modifications? Write a note on underground Stem changes. (05)
Q.3 a) Write a note on phyllotaxy and venation. define various kinds of leaf margins. (06)
b) What is an inflorescence? elaborate various kinds of racemose inflorescence? (05)
c) What is a fruit? Write a note on kinds of fruits. (05)
Q.4 a) What are the factors affecting the cultivation, collection and processing of crude drugs? (06)
b) What are plant growth regulators? How do they influence the growth of plants? (05)
c) Describe the terms polyploidy and hybridization and discuss their role in cultivation of medicinal plants. (05)
Q.5 a) What is adulteration of crude drugs? How do you detect adulteration by organoleptic and microscopic characters? (06)
b) What physical constants and chemical parameters are usually determined for quality control of crude drugs? (05)
c) Write a note on chromatographic valuation of crude drugs. (05)
Q.6 a) What are the biological sources and pharmaceutical applications of Guar gum, Pectin and Isabgol? (06)
b) What are gums? Write a note on gum Acacia and Gum Tragacanth. (05)
c) What is the biological source and method of preparation of honey? How do you Test it? elaborate its uses?
Q.7 a) What are fixed oils, fats and waxes? describe Saponification value, Iodine value and Acid Value. (06)
b) What are the biological sources, chemical constituents and therapeutic Uses of castor oil, cod liver oil and hydnocarpus oil? (05)
c) Describe the biological sources, preparation and pharmaceutical uses of Bees wax and wool fat. (05)
Seat No. Enrolment No.
GUJARAT TECHNOLOGICAL UNIVERSITY
B. Pharmacy Sem-II examination June 2009 Subject code: 220005 Subject Name: Pharmacognosy - I
Date: 12/06/2009 Time: 11:30am-2:30pm
Instructions: Total Marks: 80
1. Attempt any five questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q.1 (a) What is a crude drug? What are the methods of classification of 06 crude drugs? Describe therapeutic classification of crude drugs.
(b) What is Pharmacognosy? Describe its history and scope for future 05 drug development.
(c) How tissue culture is being utilized as a source of herbal drugs and 05 natural products?
Q.2 (a) What are the morphological and histological features of monocot 06 and dicot leaves?
(b) Write general morphological and microscopic characters of seeds 05 and barks
(c) Why do stems and roots undergo modifications? Write a note on 05 underground Stem modifications.
Q.3 (a) Write a note on phyllotaxy and venation. Describe different types of 06 leaf margins
(b) What is an inflorescence? What are different types of racemose 05 inflorescence?
(c) What is a fruit ? Write a note on types of fruits 05 Q.4 (a) What are the factors affecting the cultivation, collection and 06
processing of crude drugs?
(b) What are plant growth regulators? How do they influence the 05 growth of plants?
(c) Describe the terms polyploidy and hybridization and explain their 05 role in cultivation of medicinal plants
Q.5 (a) What is adulteration of crude drugs? How do you detect 06
adulteration by organoleptic and microscopic characters?
(b) What physical constants and chemical parameters are usually 05 determined for quality control of crude drugs?
(c) Write a note on chromatographic evaluation of crude drugs. 05 Q. 6 (a) What are the biological sources and pharmaceutical applications of 06
Guar gum, Pectin and Isabgol?
(c) What is the biological source and method of preparation of honey? How 05 do you Test it? What are its uses?
What are fixed oils, fats and waxes? Define Saponification value,Iodine value and Acid Value.
(b) What are the biological sources, chemical constituents and 05 therapeutic Uses of castor oil, cod liver oil and hydnocarpus oil?
(c) 05 Describe the biological sources, preparation and pharmaceutical uses
of Bees wax and wool fat .
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