Gujarat Technological University 2010 B.Pharm Pharmacognosy - I - Question Paper

Q.1 (a) describe Pharmacognosy. define in brief History and Scope of
Pharmacognosy.
08
(b) describe Crude drugs. define in brief sources of drugs. 08
Q.2
(a) Enumerate the various methods of classification of crude drugs.
explain Chemical and Pharmacological classification with their
merits and demerits, justify your ans with suitable examples.
10
(b) describe Leaf. define parts of leaf with neat labelled diagram. 06
Q.3
(a) Write short notes on the subsequent
i) Xylem elements
ii) Histology of Root
iii) T.S. of Maize stem
iv) Difference ranging from Root and Stem
08
(b) discuss Aerial and Underground modification of Stems. 08
Q.4
(a) explain the advantages of cultivated medicinal plants over their
intact wild plants.
06
(b) What care is needed to be taken while collecting and processing of
various crude drugs?
06
(c) Write a note on kinds of Soil. 04
Q.5
(a) describe Adultration of crude drugs. explain various kinds of
adultration with suitable examples.
08
(b) describe valuation of crude drugs. explain Organoleptic and
Microscopic valuation.
08
Q. 6
(a) Write Botanical source, Family, Chemical constituents and Uses of
following
i) Acacia
ii) Hydnocarpus oil
iii) Guar gum
iv) Castor oil
v) Pectin
vi) Isabgol
12
(b) i) How Agar is prepared from sea weeds. Mention chemical
constituents of it.
ii) How Tragacanth gum is collected. Mention uses of it.
04
Q.7 describe Carbohydrates and Lipids. Classify them; write their
properties, chemistry, general chemical tests and uses.
16

Earning:   Approval pending.