ASSIGNMENT - 1, MAY M.Sc. (PREVIOUS) FIRST YEAR DEGREE BOTANY PAPER-I : BIOLOGY AND DIVERSITY OF ALGAE, BRYOPHYTES,

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1 (DBOT 01(NR)) ASSIGNMENT - 1, MAY PAPER-I : BIOLOGY AND DIVERSITY OF ALGAE, BRYOPHYTES, 1) Protista. PTERIDOPHYTES AND GYMNOSPERSM 2) Cyanophyta. 3) Thallus range in Bryophytes. 4) Archegoniophore in Marchantia. 5) Describe the thallus organisation in Algae. 6) Describe reproduction and life cycles in Phaeophyta. 7) Describe the development of sex organs and evolution of reproduction in Bryopsida. 8) Explain the sexual reproduction and life cycles in Anthoceros.

2 (DBOT 01(NR)) ASSIGNMENT - 2, MAY PAPER-I : BIOLOGY AND DIVERSITY OF ALGAE, BRYOPHYTES, PTERIDOPHYTES AND GYMNOSPERSM 1) Conducting tissue in the sporophytes of Bryophytes. 2) Classification of Pteridophytes. 3) Bennettitales. 4) Cones of Coniferales. 5) Give an account on the development of stele in Pteridophytes. 6) Describe the development of sex organs and reproduction in Marselia. 7) Describe the development of male gametophytes in Gymnosperms. 8) Describe the economic importance and classification of Gymnosperms.

3 (DBOT 02(NR)) ASSIGNMENT - 1, MAY PAPER- II SYSTEMATICS OF ANGIOSPERMS AND PLANT ECOLOGY 1) Mesophytes. 2) Anatomy vs Taxonomy. 3) Nomenclature. 4) Food chains. 5) Describe the Plant distribution in the past and present. 6) Compare and contrast the Pre-Darwinian and Post-Darwinian systems of classification. 7) Give an account on the evolution of Taxonomic categories. 8) Explain the role of phyto-chemistry and geography in Taxonomy.

4 (DBOT 02(NR)) ASSIGNMENT - 2, MAY PAPER- II SYSTEMATICS OF ANGIOSPERMS AND PLANT ECOLOGY 1) Phosphorus cycle. 2) Biological magnification. 3) Continental Drift. 4) Noise pollution. 5) Describe the Biogeochemical cycles with reference to carbon and nitrogen. 6) Describe the Population interaction and natural regulation of populations. 7) Describe the alternate and additional energy sources. 8) Describe the Floristic regions of India.

5 (DBOT 03(NR)) ASSIGNMENT - 1, MAY PAPER- III CYTOLOGY, GENETICS AND PLANT BREEDING 1) Telomere. 2) Karyotype evolution. 3) Ecaploids. 4) Heterozygotes. 5) Describe the differences between prokaryotic and eukaryotic cells. 6) Describe the chromosome structure and packing of DNA. 7) Explain the origin, occurrence, production and meiosis of haploids. 8) Describe the evolution of major crop plants.

6 (DBOT 03(NR)) ASSIGNMENT - 2, MAY PAPER- III CYTOLOGY, GENETICS AND PLANT BREEDING 1) Pseudoalleles. 2) Chi-square test. 3) Pedigree method. 4) Mass selection. 5) Describe the sex determination mechanisms in plants and animals. 6) Explain the role of mutations in plant breeding. 7) Describe the role of hybridization in plant production and yield. 8) Describe the clonal selection and back cross method.

7 (DBOT 04(NR)) ASSIGNMENT - 1, MAY PAPER- IV PLANT PHYSIOLOGY AND METABOLISM 1) Osmosis. 2) Cohesion theory. 3) CAM Pathway. 4) Electron transport. 5) Write an account on transpiration. 6) Describe the membrane transport of proteins. 7) Describe the structure of Chloroplast. 8) Describe TCA cycle.

8 (DBOT 04(NR)) ASSIGNMENT - 2, MAY PAPER- IV PLANT PHYSIOLOGY AND METABOLISM 1) GS-GOGAT. 2) Beta Oxidation. 3) Hormone receptors. 4) SAR processes. 5) Explain the mechanism of Nitrogen fixation. 6) Describe the structure and functions of storage and membrane lipids. 7) Describe the photochemical and biochemical properties of phytochrome. 8) Write an account on photoperiodism and vernalization.