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Posted Date: 18 Oct 2009 Posted By: Manish Jain Member Level: Diamond
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2006 Madras University B.Sc Bio-Technology Semester III - Paper III - Bryophytes and Pteridophytes Question paper
Semester III - Paper III - Bryophytes and Pteridophytes
Time: Three hours
Maximum 100 marks
SECTION - A [10 x 3 = Marks 30]
Answer any TEN questions:
All questions carry equal marks.Each answer should not exceed 50 words
Draw diagrams wherever necessary
1. Heterospory
2 Elaters
3. Carinal canal
4. Rhizoid
5. Gemmae
6. Sporangium.
7.Meristamatic tissue
8. Columella
9. Symbiosis
10. Operculum
11. Ligule
12.Indusium
SECTION - B [5 x 6 = Marks 30]
Answer any FIVE questions. All questions carry equal marks
Each answer should not exceed 200 wordsDraw diagrams wherever necessary.
13. Explain the morphology and anatomy of Marchantia
14. Describe the vegetative struture of Equisetum
15. List out the general characters of Hepaticopsida
16. Describe the Antheridial branch of Polytrichum
17. Describe the morphology of sporophyll of Dicranopteris
18. Describe the internal structure of Antheridiophore in Marchantia
19. Describe the cone of Lycopodium
SECTION - C [4 x 10 = Marks 40]
Answer any FOUR questions.Al1 questions carry equal marks
Each answer should not exceed 500 words
Draw diagrams wherever necessary
20. Give an account of sporophyte of Anthoceros
21. Describe the structure of gametophyte of Lycopodium
22. Give an account of stelar evolution in pteridophytes.
23. Describe the structure of sporo carp in Marsilea
24. Bring out difference between the capsule of Marchantia and Polytrichum.
25. Give an account of general characters of Pteridophytes.
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