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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 Plant Anatomy and Applied Embryology Question paper
Semester V - Paper VII - Plant Anatomy and Applied Embryology
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) Angular Collenchyma.
2) Totipotenecy.
3) Give 2 differences between a fiber and a Tracheid
4) Intercalary Meristem.
5) Coenomegaspore.
6) Calyptrogen.
7) Concentric Bundles.
8) Colleters.
9) Cortical bundles.
10) Tapetum.
11) Tetrasporic Embryosac.
12) Double Fertilization.
SECTION - B [5 x 6 = Marks 30]
Answer any FIVE questions. All questions carry equal marks.
Each answer should not exceed 200 words. Draw diagrams wherever necessary.
13) What are Sciereids? Describe the different types of Sclereids present in the plants.
14) How are Meristems classified?
15) What is nodal Anatomy? Describe the different types of nodes.
16) Describe the mode of secondary thickening in Dracaena stem.
17) What is secondary thickening? Describe the mode of secondary thickening in a dicot root
18) Describe the development of a male gametophyte.
19) Give an account of Polyembiyony.
SECTION - C [10 x 4 = Marks 40]
Answer any FOUR questions. All questions carry equal marks.
Each answer should not exceed 500 words. Draw diagrams wherever necessary.
20) Describe the Development of Phloem tissue in detail.
21) Discuss the various theOries concerned with the organisation of the shoot apex.
22) Describe the mode of secondary thickening in dicotyledonous stems.
23) Explain the internal structure of a dicot leaf. How is it well suited for its functions?
24) Describe the development of Monosporic and Bisporic types of Embiyosac.
25) Explain the development of a dicot embryo in detail.
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