Download RGUHS B.Pharm 2018 January 3rd Year 1963 Pharmacognosy And Phytochemistry Revised Scheme 2 Question Paper

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Time: Three Hours



Max. Marks: 80 Marks

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PHARMACOGNOSY & PHYTOCHEMISTRY

(Revised Scheme - 2)

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Q.P. CODE: 1963

Your answers should be specific to the questions asked

Draw neat labeled diagrams wherever necessary

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LONG ESSAYS (Answer any Two)

2 x 10 = 20 Marks

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1.

Explain the evaluation of natural products by morphological and microscopical techniques.

2.

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Define and classify glycosides. Write the pharmacognosy of a cardiac glycoside.

3.

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Give the biosynthesis of Indole alkaloids.

SHORT ESSAYS (Answer any Eight)

8 x 5 = 40 Marks

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4.

Saponins

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5.

Moisture content

6.

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Diagnostic characters of clove

7.

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Biosynthesis of steroidal glycosides

8.

Powder microscopic characters of senna and digitalis

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9.

Classification and general properties of tannins

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10.

Resins

11.

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Isoprenoid biosynthesis and its significance

12.

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Pharmacognosy of ergot alkaloids

13.

Chemical evaluation of natural drugs

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SHORT ANSWERS

10 x 2 = 20 Marks

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14.

Identification tests for alkaloids

15.

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Tea

16.

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Identification tests for benzoin

17.

Liebermann ? Burchard test

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18.

Citrus bioflavonoids

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19.

Applications of HPLC in Pharmacognosy

20.

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Bufadienolides

21.

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Radio active isotopes

22.

Acetate pathway

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23.

Gases used in gas chromatography

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