M.Sc. DEGREE EXAMINATION, NOVEMBER 2017
Second Semester
Botany
TAXONOMY OF ANGIOSPERMS AND ETHNOBOTANY
(CBCS 2014 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all questions.
1. Phylogenic system of classification.
2. Royal Botanic Garden.
3. Numerical Taxonomy.
4. Location of Southern and Western centers of BSI.
5. Binomial nomenclature.
6. Diffuse porous and ring porous woods.
7. Zygomorphic and Actinomorphic flowers.
8. Lodicules.
9. Sthalavriksha.
10. Alkaloids.
Sub. Code
4MBO2C1
AFF-4898
2
Sp3
Part B x 5 25)
Answer all questions, choosing either or
11. Briefly outline Cronquist system of classification.
Or
Trace the advantageous features of Engler and
Prantl classification.
12. Explain how chemical compounds are helpful in
classifying plants.
Or
List the embryological characters considered
important to delimit the larger plant groups.
13. Explain the rules for construction of Keys.
Or
Explain how floral anatomy is helpful for taxonomic
classification.
14. Enumerate the characters that are considered
primitive of the family Annonaceae.
Or
Explain the floral characteristics of the family
Scrophulariaceae.
15. Trace the origin and history of Siddha.
Or
Write an account on sacred grooves.
AFF-4898
3
Sp3
Part C x 10 30)
Answer any three questions.
16. Analyse the criteria for wider adaptability of Bentham
and Hooker classification.
17. Explain any five taxonomic literature components.
18. Discuss the relationship of embryology to taxonomy.
19. Describe the salient features of Bignoniaceae. Add a note
on its economic importance.
20. Describe various methods of approaches for conservation
of medical plants.
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