PTU B-Pharma 4th Semester May 2019 75847 PHARMACOGNOSY and PHYTOCHEMISTRY I Question Paper

PTU (Punjab Technical University) B.Pharmacy Fourth Semester May 2019 75847 PHARMACOGNOSY and PHYTOCHEMISTRY I Question Paper

Roll No.
Total No. of Pages : 02
Total No. of Questions : 13
B.Pharma (2017 Batch) (Sem.-4)
PHARMACOGNOSY & PHYTOCHEMISTRY-I
Subject Code : BP-405T
M.Code : 75847
Time : 3 Hrs. Max. Marks : 75
INSTRUCTIONS TO CANDIDATES :
1.
SECTION-A is COMPULSORY consisting of TEN questions carrying T WO marks
each.
2.
SECTION-B contains T HREE questions carrying T EN marks each and student
has to attempt any T WO questions.
3.
SECTION-C contains NINE questions carrying FIVE marks each and student has
to attempt any SEVEN questions.

SECTION-A
Q1.
Answer briefly :


a) Define the term Pharmacognosy.

b) What are organized and unorganized drugs? Give one example for each.

c) Define Adulteration.

d) Give two examples of drugs, with complete source, of marine origin.

e) Define Hybridization and Polyploidy.

f) Give two functions of ethylene.

g) What are Elicitors? Give two examples.

h) What are cardenolides and bufadienolides? Highlight the differences between them.

i) What are proto- and pseudo-alkaloids? Give example for each.

j) Draw the basic structure of flavonol and flavanol.

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SECTION-B
Q2.
Write an informative note on :

a) Cotton

b) Resins
Q3.
Discuss in detail on callus and suspension cultures.
Q4.
Why conservation of Medicinal plants in important? Elaborate on various strategies for
conservation of medicinal plants.


SECTION-C
Q5.
What are edible vaccines? Write their advantages and challenges faced during their
preparation.
Q6.
Write a brief note on plant hallucinogens.
Q7.
Discuss different types of adulteration with suitable examples.
Q8.
Enlist various factors that affect cultivation of medicinal plants. Discuss in detail how
temperature, altitude and rainfall effect the growth of medicinal plants.
Q9.
Discuss about auxins their types and role in plant growth.
Q10. Write the source, chemical constituents and uses of casein and bees wax.
Q11. Write the source, preparation and uses of papain.
Q12. What are Tannins? Write their properties and classification with examples.
Q13. Define Stomatal Number and Stomatal Index. Also discuss lycopodium spore method and
its application.

NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any
page of Answer Sheet will lead to UMC against the Student.
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