M.Sc. DEGREE EXAMINATION, APRIL 2017.
Second Semester
Botany
TAXONOMY OF ANGIOSPERMS
(2016 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all questions.
All questions carry equal marks.
Define the following
1. Classification.
2. Author citation.
3. Nomenclature.
4. Typification.
5. Cladistics.
6. Variation.
7. Perianth.
8. Papilionaceons corolla.
9. Pollinium.
10. Capitulum.
Sub. Code
525201
RW-193
2
Wk 7
Part B x 5 25)
Answer all questions.
All questions carry equal marks.
11. Discuss the merits and demerits of Bentham and
Hooker system of classification.
Or
Brief about the basis for different classification.
12. Describe types and typification.
Or
Briefly describe the types of keys.
13. Write short notes on chemo taxonomy.
Or
Write short notes on serotaxonomy.
14. Describe male flower of cucurbita with a neat floral
diagram.
Or
Give the economic importance of the family
rutaceae.
15. Describe the structure of a disc floret.
Or
Write a economic importance of solanaceae.
RW-193
3
Wk 7
Part C x 10 30)
Answer any three questions.
All questions carry equal marks.
16. Write in detail about Engler and prantle system of
classification.
17. Comment on
Monograph.
Periodicals.
Floras.
18. Describe the various theories of origin of angiosperm and
add a note on evolutionary lines.
19. Describe the diagnotic features, systematic position of
malvaceae with a neat diagram.
20. Draw a neat diagram of floral parts of family poaceae.
Add a note on their economic importance.
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