Wednesday, February 3, 2016

ANGRA University M.Sc SYSTEMATICS OF ANGIOSPERMS AND PLANT ECOLOGY 2010 Question Paper

Acharya N.G. Ranga Agricultural University Question Paper Download
Exam Code: DBOT 02
M.Sc. (Previous) DEGREE EXAMINATION, JUNE 2010
First Year
Botany
Paper II — SYSTEMATICS OF ANGIOSPERMS AND PLANT ECOLOGY
Time : Three hours Maximum : 100 marks
SECTION A — (5 x 8 = 40 marks)
Answer any FIVE questions.
Each question carries 8 marks.
1. Linnaceus system of classification.
2. Demerits in Bentham and Hooker system of classification.
3. Infraspecific categories.
4. Contributions of Anatomy to Taxonomy.
5. Energy flow.
6. Homeostasis.
2 (DBOT 02)
7. Control of pollution.
8. Endemism.
SECTION B — (4 × 15 = 60 marks)
Answer ALL questions.
Each answer carries 15 marks.
9. (a) Compare and contrast the systems of classification of Engler and Grantl and
Hutchinson.
Or
(b) Describe the vegetation types India with suitable examples.
10. (a) Give an account of International code of Botanical Nomenclature.
Or
(b) What are the contributions of cytology in resolving taxonomic disputes?
11. (a) Describe biogeochemical cycles with reference to Nitrogen.
Or
(b) Describe succession in plant communities

12. (a) Write an essay on principles of plant geography.
Or
(b) What steps do you recommend for conservation of natural resources.
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