Question Paper of B.Sc General Botany Sem-5 Calcutta University Exam

2020
Botany General Semester 5

Paper: DSE-A-1
(Phytochemistry and Medicinal Botany)
Full Marks: 50
Candidates are required to give their answers in their own words
as far as practicable.
[English Version]
The figures in the margin indicate full marks.

  1. Answer any five questions : 2×5
    (a) Write Something about crude drug? 2
    (b) Exaplain in breif about polyherbal formulations? 2
    (c) Write any one source and use of Curcumnoids. 2
    (d) Who is known as the ‘father of Ethnobotany’? Write the name of one eminent Indian Ethnobotanist. 1+1
    (e) What do you mean by Folk medicine? 2
    (f) What do you mean by Pharmacognosy? 2
    (g) do you mean by Unani system of medicine. 2
    (h) Write the name of the parts used of Catharanthus and ginger. 1+1
  2. Answer any two questions :
    (a) What do you mean by organoleptic evaluation of crude drug. 5
    (b) What do you mean by account of applications of Ethnobotany. 5
    (c) Explain in breif about Primary and Secondary plant metabolites with correct examples. 2½+2½
  3. Answer any three questions : 10×3
    (a) Explain in breif aboutthe applications of natural herbal products in the treatment of jaundice and diabetes.
    5+5
    (b) Explain some roles of alkaloids and plant phenolics against herbivores and pathogenic microbes. 10
    (c) What do you mean by the scope and importance of medicinal plants. 10
    (d) Write the source plants and uses of the following pharmacologically active constituents : 2×5
    Catechin, Gingerol, Strychnine, Digitoxin, Reserpine.
    (e) (i) What is alkaloid. Define pseudo alkaloid? What are the uses of uses of Vinblastine. 2+1+2
    (ii) Write the name of the phenol biosynthetic pathways in plants. What is the source plant, parts used and uses
    of Capsaicin. 2+3

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