Download RTMNU B.Pharma 5th Semester 2016 Summer Pharmacognosy and Phytochemistry 3 Question Paper

Download RTMNU (Rashtrasant Tukadoji Maharaj Nagpur University) B.Pharma (Bachelor of Pharmacy) 5th Semester 2016 Summer Pharmacognosy and Phytochemistry 3 Question Paper

TKN/KS/16?6996
Fifth Semester Examination for the Degree
01? Bachelor of Pharmacy
PHARMACOGNOSY AND PHYTOCHEMISTRY III
5T4
Time : Three Hours ] [ Max. Marks : 80
N. B.
(1) Question N0. 1 is compulsory.
(2) Solve any four questions from the remaining.
(3) Draw neat labelled diagram wherever necessary.
(4) Discuss the reaction, mechanism wherever
necessary.
1. Solve any ?ve of the following :?
(a)
(b)
(C)
(d)
(e)
(f)
(g)
2. (a)
Explain the concept of Maceration.
Differentiate between ?xed oil and volatile oil.
Write a note on Tulsi.
Give physical and chemical properties of resins.
Write about method of preparation and chemical
constituents of Asafoetida.
Give general principle and applications of ion
exchange.
Explain the isolation procedure for citral.
5 X 4 = 20
What do you mean by chromatography ? Describe
the principle, procedure and documentation involved
in high pressure liquid chromatography. 10
TKN/KS/16?6996 Contd.
(b) What is extraction ? Write a note on super critical
?uid extraction. 5
3. (a) Write about classi?cation methods, of extraction and
evaluation of volatile oils. 8
(b) Describe 'clove' under pharmacognostic scheme. 7
4. (a) Explain biosynthetic pathways and methods of
extraction of resins. 7
(b) Give a pharmacognostic account on Tolu Balsam
and Peru Balsam. 8
5. Describe isolation, puri?cation and chromatographic pro?les
of Eugenol and menthol. 15
6. Explain various steps involved in structural elucidation of
camphor. 15
7. Write notes on any three of the following :?
(a) Paper chromatography
(b) Coriander and cinnamon
(0) Myrrh and Benzoin
((1) Structural elucidation of Taxol
(e) Soxhlet extraction 5 X 3 = 15
TKN/KS/16?6996 2 430