Gauhati University Question Papers for Botany 6th Semester
Gauhati University Question Papers for Botany 6th Semester
Question Paper from 2010 available
More than 50 question papers every semester
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Paper 101
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Paper 102
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2010
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2011
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2012
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More than 50 question papers every semester
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Course Content
Paper: M 601 (Theory)
(Molecular Biology and Plant Biochemistry)
Molecular Biology:
UNIT I: Structure and organization of gene, expression and regulation of gene (Lac operon concept), Genetic code; properties and evidences
UNIT II: DNA replication, different forms of RNA and their roles, concept of exons and introns, Transcription and Translation in Prokayotes
UNIT III: Mutation: Point mutation-transition, transversion, frameshift mutation, molecular mechanism (tautomerization, alkylation, deamination, base analogues, dimerization)
Plant Biochemistry:
UNIT IV: Nitrogen metabolism, Amino acid metabolism and protein synthesis
UNIT V: Enzymes- Classification and nomenclature of enzymes, Enzyme as biocatalyst, properties and function
UNIT VI: Carbohydrate metabolism - Structure of monosaccharides, disaccharides and polysaccharides
Course Content
Paper: M 602 (Theory)
(Bioinformatics, Computer Application and Biotechnology)
Bioinformatics:
UNIT I: Introduction to Bioinformatics, branches of Bioinformatics, Aim, Scope and Research areas of Bioinformatics, biological databases, classification format of databases, biological database retrieval system
UNIT II: Application of Bioinformatics: Basics of Molecular phylogeny, drug discovery and drug design, DNA data bank, genomics, proteomics and their application in crop improvement
Computer Applications:
UNIT III: Basics of computer, use of operating system (MS Office), Data representation, Internet browsing and searching of biological data using search engines
Biotechnology
UNIT IV: History, scope and significance of biotechnology
UNIT V: Plant Tissue culture-different techniques, micropropagation, meristem culture, embryo culture, somatic embryogenesis, pollen culture and development of haploid plants, somaclonal variation, transgenic plants
UNIT VI: Plant genetic engineering, techniques and applications: (restriction enzymes, construction of DNA libraries, DNA fingerprinting, DNA sequencing), application in agriculture and medicines
Course Content Paper: M 603 (Theory) (Plant Physiology)
UNIT I: Plant-soil-water relationship: component and classification of soil, Soil to plant- water potential, osmotic potential, Movement of water within the plant body: absorption, transpiration and its significance, factors, mechanisms of transpiration, ascent of sap
UNIT II: Mineral nutrition and mineral salt absorption, criteria of essentiality of elements, micro and macro nutrients- specific functions and deficiency symptoms, mineral salt absorption
UNIT III: Photosynthesis: photolysis of water, cyclic and non-cyclic photophosphorylation, electron transport system, C3 cycle, photorespiration and glycolytic metabolism (C2 cycle), CAM pathway, C4 cycle, chemosynthesis
UNIT IV: Respiration: Aerobic respiration, Glycolysis (EMP, PPP) and TCA cycles and its regulation, anaerobic respiration mechanism and factors
UNIT V: Translocation of organic solutes: mechanism of translocation, diffusion, Munch hypothesis, source and sink relationships, phloem loading and unloading
UNIT VI: Growth and development: Phages of growth, growth regulation-physiological role and mechanism of action (Auxins, cytokinins, GA, ABA, ethylene); Physiology of flowering - photoperiodism and vernalization; seed dormancy- types and causes, methods of overcoming dormancy; senescence and aging; stress physiology-concept of biotic, abiotic and xenobiotic stresses.
Course Content Paper: M 604 (Theory) (Plant Resource Utilization)
UNIT I: Origin of Cultivated Plants: Concept of centers of origin; Plant introduction; Crop domestication; Classification of plant resources on the basis of their uses; Cereals: Rice, wheat and their role in green revolution; Leguminous plant resources: soybean, arhar dal, pea - their products and uses
UNIT II: Beverages: Tea, Coffee and cocoa - their sources, products and uses; Spices and condiments: Sources and uses of black pepper, cinnamon, clove, bay leaf, turmeric, zinger; Oil: Mustard, groundnut, castor and citronella
UNIT III: Fibers - Botany and uses of cotton, jute and ramie; Fruits - orange, pineapple, banana; Products and byproducts of sugar industry - Sugarcane, sugar beat
UNIT IV: Timber and non-timber plant resources: sal, gamari, teetasopa; Botany and uses of cane and bamboo, Para-rubber, herbal dye (henna, manjistha, bixa); Botany and uses of medicinal plants (Holarhhena, Rauvolfia, Catharanthus, Taxus, Plumbago, Azadirachta, Andrographis)
UNIT V: Pharmacognosy: Pharmacognosy and its importance in medicinal plant uses
UNIT VI: Ethnobotany- Definition, concept and scope; discipline and sub-disciplines of ethnobotany, importance of traditional knowledge in relation to plant uses and IPR (Intellectual Property Rights)
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