Download B.Pharm 4th Year 2013 February 564268 Advanced Pharmacognosy Question Paper

(LC 4268)

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FEBRUARY 2013

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Sub. Code: 4268

FOURTH YEAR B.PHARM. EXAM

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Paper II ? ADVANCED PHARMACOGNOSY

Q.P. Code: 564268

Time: Three Hours

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Maximum: 100 marks

(180 Min)

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I. ELABORATE ON:

(2x20 = 40)

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1. (a) Explain the methods for the isolation of secondary metabolites from crude

plant material
(b) Define culture. Explain the types of plant tissue culture and application of

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tissue

culture

in

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pharmacy.

[

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10

+

10]

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2. (a) Explain the industrial production and utilization of tropane alkaloids

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(b) Describe the WHO guidelines for assessment of herbal medicines [ 10 + 10]


II

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SHORT

NOTES

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(8x

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5

=

40)

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1. Purification of enzymes
2. Export potential of medicinal plants
3. Role of infra red spectroscopy in evaluation of plant constituents
4. Biogenesis of morphine
5. Estimation of heavy metals in herbal preparations

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6. Write a note of allernergic extracts
7. Plants having anti HIV activity
8. Write a note on Siddha and Homeopathy

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III SHORT ANSWERS

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(10 x 2 = 20)



1. Define totipotency

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2. Uses of pepsin
3. Difference between churnas and lehyas
4. Define cloning
5. Enumerate plants with anti viral potency
6. Difference between total extract and tincture

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7. Principle in paper chromatography
8. Enumerate the nutritional requirements of cultures.
9. Name the alkaloids of vinca
10. Enumerate radioactive isotopes used in investigation of biogenetic studies.

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