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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI 600 034
B.Sc. DEGREE EXAMINATION PLANT BIOLOGY AND PLANT BIOTECHNOLOGY
FIFTH SEMESTER NOVEMBER 2017
PB 5524 PB 5517 ETHNOBOTANY HERBAL SCIENCES
Date: 08-11-2017 Dept. No. Max. 100 Marks
Time: 09:00-12:00
PART A
ANSWER THE FOLLOWING, EACH WITHIN 50 WORDS. (10X2= 20 Marks)
1. What is Ethnobotany?
2. Expand CIMAP.
3. Write about Paliyars.
4. What is an inert constituent of a Drug.
5. What are Unorganized Drugs?
6. Organoleptic evaluation of Drug Comment
7. Mention any 4 Active principles of Azadirachta indica.
8. Write the medicinal properties of Acorus calamus
9. What are Elixirs?
10. What are Resins?
PART B
ANSWER THE FOLLOWING, EACH WITHIN 500 WORDS. DRAW DIAGRAMS AND
FLOWCHARTS WHEREVER NACESSARY 35 Marks)
11. Expand and explain AYUSH.

Write about the methodologies in Ethnobotanical Research.
12. Write about the medicinal plants used by Todas to cure Diseases.

Describe the disease diagnosis methods of Tribal People.
13. Write about the morphological classification of Crude Drugs.

How are powdered drugs adulterated?
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14. Write about the medicinal properties of Catheranthus roseus.

Write about the Intellectual Property Rights.
15. Give an account on Tinctures and Poultice.

Write about any 3 volatile oils studied by you
PART C
ANSWER ANY THREE OF THE FOLLOWING, EACH WITHIN 1200 WORDS. DRAW
DIAGRAMS AND FLOWCHARTS WHEREVER NECESSARY X15= 4 MARKS)
16. Write a detailed account on Ayurveda system of Medicine.
17. Write an account on Role of Tribes in Conservation and Cultivation of Medicinal plants.
18. Explain the microscopic and physical evaluation of drugs.
19. Explain the organoleptic studies on Emblica officinalis.
20. What are Alkaloids? Give the medicinal values of few alkaloids known to you. Add a note on
methodology of extraction of alkaloids from medicinal plants.