Andhra University 2007-1st Year M.Sc Information and Communication Technology botany first n - Question Paper

(DBOT02)
M.Sc. (Previous) DEGREE EXAMINATION, DECEMBER 2007.
First Year
Botany

Paper II ? SYSTEMATICS OF ANGIOSPERMS AND PLANT ECOLOGY
Time : 3 hours Maximum :

100marks

part A ? (5 ? eight = 40 marks)

ans any 5 ques..
every ques. carries eight marks
.
1. Merits and demerits of Engler and Prantl system of classification.
2. Herbalists.
3. kind concept.
4. Alkaloids.
5. Concept of ecosystem.
6. Population interactions.
7. Conservation of natural resources.
8. Evolution of current day vegetation.

part B ? (4 ? 15 = 60 marks)
A
nswer ALL ques..
every ques. carries 15 marks
.
9. (a) define the vegetation kinds in India.

Or
(b) define the dicta of Hutchinson system of classification. elaborate its
merits
and demerits?
10. (a) Write an essay on principles of plant taxonomy.

Or
(b) define the role played by cytology in resolving taxonomic disputes.
11. (a) define biogeochemical cycles with special reference to phosphorus and
sulphur.

Or
(b) Write an essay on succession in plant communities.
12. (a) provide a detailed account of floristic regions of India.

Or
(b) Enumerate the salient features of endemism and continental drift.

Earning:   Approval pending.