Pharmacognosy -2 Questions Bank

1. Describe different methods of extraction and identification of Glycyrrhizin
2. Write industrial production and methods of estimation of vincristine
3. Write the method of isolation and estimation of Curcumin
4. Write isolation and analysis of Glycyrrhizin
5. Write methods of estimation of Artemisinin and Quinine
6. Write identification test and estimation of Digoxin
7. Explain in detail method of isolation and identification of Rutin

2 marks

UNIT IV Pharmacognosy Questions bank

10 Marks

1. Describe the Industrial production and estimation of Caffeine and Digoxin
2. Explain industrial production and estimation of Atropine and Diosgenin
3. Describe industrial production and estimation of Diosgenin and sennoside
4. Explain industrial production and estimation of Sennosides and vinblastine.

5 marks

1. Explain the industrial production and uses of Artemisinin
2. Describe the estimation of vincristine and caffeine
3. Discuss the industrial production and uses of Vincristine
4. Explain the industrial production of digoxin
5. Discuss the industrial production and estimation of forskolin
6. Explain the industrial production and estimation of Digoxin
7. Industrial production and utilization of Atropine
8. Discuss the industrial production and estimation of forskolin
9. Discuss the industrial production and identification of Sennosides.
10. Write the method of production and identification for Atropine
11. biological source and active constituents of Podophyllum and Vinca

2 marks

1. Give the source and uses of Citral
2. Write Source and uses of Podophyllotoxin
3. Utilization of Vinca alkaloids

UNIT V Pharmacognosy Questions bank

10 marks

1. Enumerate the various modern methods of extraction and explain in detail about SFE
2. Explain in detail about Super critical fluid extraction and solid phase extraction
3. What is Microwave assisted extraction; describe its process, applications, advantages and disadvantages.
4. Describe the Solid phase extraction
5. Explain in detail about Super critical fluid extraction

5 Marks

Write a note on column chromatography

1. Describe microwave assisted extraction
2. Write applications of GC and TLC
3. Applications of GC and HPLC
4. Describe HPTLC with its advantages and applications
5. Explain the role of column chromatography in isolation and purification of phytoconstituents
6. Describe HPTLC with its advantages and applications
7. Give the applications of HPTLC and GC.

2 Marks

1. Write the applications of Microwave assisted extraction
2. Write the applications of HPTLC
3. Write the applications of HPLC and HPTLC
4. Give applications of electrophoresis
5. Write applications of Super critical fluid extraction
6. Applications of Microwave assisted extraction
7. Define Electrophoresis and give its applications
8. Define Chromatography and Electrophoresis
9. Give application of gas chromatography
10. Write a note on UV and visible spectroscopy
11. Write a Note on Spectroscopy