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Total No. of Pages : 02
Total No. of Questions : 22
B.Pharma (2017 Batch) (Sem.-5)
PHARMACOGNOSY AND PHYTOCHEMISTRY II-THEORY
Subject Code : BP504T
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M.Code: 76789
Time: 3 Hrs.
Max. Marks : 75
INSTRUCTIONS TO CANDIDATES :
- SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
- SECTION-B contains THREE questions carrying TEN marks each and student has to attempt any TWO questions.
- SECTION-C contains NINE questions carrying FIVE marks each and students have to attempt any SEVEN questions.
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SECTION-A
Give short answers :
- What are Phenylpropanoids?
- How are Cardiac Glycosides Classified?
- What are Volatile Oils?
- Give the basic structure of tropane alkaloids.
- How can you isolate volatile oils from plants?
- Give the use and two major producers of taxol.
- What are Terpenoids? How are they classified?
- How will you identify if glycyrrhetinic acid is present in a powdered plant material?
- What is the difference between flavones and isoflavones?
- Discuss the use of radioactive isotopes in the investigation of biosynthetic pathways.
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SECTION-B
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- Describe the biosynthesis of cardiac glycosides.
- How do Chromatographic techniques help in isolation and purification of plant drugs?
- Give a detailed account on production and utilization of artemisinin and digoxin.
SECTION-C
- Write a detailed note on principal and applications of ultrasonic assisted extraction.
- Give the source, structure, isolation, identification and use of podophyllotoxin.
- Write a detailed note on classification, chemistry and uses of tannins.
- Describe the biosynthesis of terpenoids.
- Anthraquinone glycosides are medicinally as well as commercially important, support this statement with suitable examples.
- How do spectroscopic techniques help in the identification of phytoconstituents?
- Describe Isolation, Identification and analysis of rutin.
- Write a note on chemical nature, commercial and medicinal importance of volatile oils.
- What are Glycosides? How are they extracted from plants?
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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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This download link is referred from the post: PTU B.Pharma 5th Semester Last 10 Years 2011-2021 Previous Question Papers|| Punjab Technical University
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