B.sc 3rd Year Botany Syllabus 2022-2023 Session

In this post, I am going to give botany bsc 3rd year syllabus. This Syllabus will help in knowing the subjects of Botany. 

You can prepare your exam according to this syllabus.  

First of all, you should match this with the botany bsc 3rd year syllabus of your university and confirm whether the chapters of the subject match with this or not. 

If there is no match then follow your university's botany syllabus. This syllabus is being given as a common bsc 3rd year botany syllabus 2022-2023.

So that the student knows which chapters are included in bsc 3rd year botany.

Bsc 3rd Year Botany Syllabus 

B.sc 3rd Year Botany Syllabus 2022-2023

Bsc 3rd Year Botany 1st Paper Syllabus

PAPER 1 – ECOLOGY AND PHYTOGEOGRAPHY

  • Unit-1: -Plant Ecology: Definition, scope, branches, Ecological factors affecting the vegetation. Ecosystem: Structure, its biotic and abiotic components, food chain and food web, ecological pyramids, energy flow, biogeochemical cycles.
  • Unit-2: - Productivity: Primary and secondary productivity and their measurements Plant succession: causes. Process types: Hydrosere, Xerosere (Lithosere and Psammosere). Community: Structure and development
  • Unit-3: - Pollution of air, water, Noise, their causes, consequences, and control. Resources: Renewable and non-renewable, management problem of depletion of natural vegetation; endangered plants. Red data book. National parks and sanctuaries.
  • Unit-4: - Plant adaptations: Hydrophytes, Xerophytes, and Halophytes (morphological, anatomical, and physiological adaptations). Ecology of Rajasthan desert.
  • Unit-5: - Biodiversity Phytogeography Introduction, continuous and discontinuous distribution, Phytogeography of India, Vegentational regions of India,. Plant indicators.

PAPER II- PLANT PHYSIOLOGY AND BIOCHEMISTRY

  • Unit-1:- Osmosis, plasmolysis, deplasmolysis Adsorption. Absorption of water. Ascent of sap. Concept of water potential. Transpiration (mechanism of opening &closing of stomata ) factors affecting transpiration and its importance Role of macro and microelements.
  • Unit-2:- Photosynthesis: Photosynthetic pigments (Chlorophylls, carotenoids and phycobilins)- structure and function. Light reactions mechanism of carbon fixation in C3 and C4 plants. Brief description of C.A.M. plants. compensation point. Factors affecting photosynthesis.
  • Unit-3:- Respiration: Glycolysis, Krebs cycle, electron transport system and oxidative phosphorylation, Photo-respiration factors affecting respiration. Fats: synthesis and degradation.
  • Unit-4:- Plant growth regulators: Auxins, gibberellins, cytokinins, ethylene, and abscisic acid, their discovery, structure, physiological effects, and applications. Seed dormancy, senescence, photoperiodism, and vernalization.
  • Unit-5:- Enzymes General Characteristics, classification, mode of action, inhibitors. Principles and use of the following instruments, and techniques: pH measurement, centrifugation, colorimetry, chromatography (PC, TLC).

PAPER III - MOLECULAR BIOLOGY & BIOTECHNOLOGY

  • Unit-1:- Gene concept from Mendel to the molecular level, Genetic code, DNA types: DNA replication and transcription in prokaryotic system. Nif gene and nitrogen fixation.
  • Unit-2:- Plasmids, kinds and their uses as vectors, the principle of genetic engineering and recombinant DNA technology. Tools of genetic engineering (PCR, gene sequencing, restriction enzymes, genomic library).
  • Unit-3:- Interaction and expression of transgenes, Bt-toxin, Methods of gene transfer in higher plants, vector-mediated gene transfer. A brief account of vectorless gene transfer (Particle gun, liposomes, chemical methods).
  • Unit-4:- History and scope of plant tissue culture. Basic techniques and tools of plant tissue culture. A brief amount of protoplast culture and fusion. Plant tissue culture in agriculture and forestry. Micropropagation and somatic embryogenesis.
  • Unit-5:- Plant tissue culture in the industry, secondary plant products: definition types and uses of alkaloids, factors affecting the production of secondary products in cultures grown in bioreactors (fermentors).

Bsc 3rd Year Botany Book

B.sc 3rd year botany book - Recommended for Students

  • Botany Text Book - Dr. R. K Singh
  • Plant physiology, biochemistry, and biotechnology - Dr. BP Pandey
  • Ecology and utilization of plant - Dr. BP Pandey
  • Plant Physiology - VST Sai, Dr.BRC Murthy and K.Rama.Krishna
  • Botany - SB Aggarwal and VK Aggarwal
  • Ecology and Economic Botany - Dr. Manjula.K.Saxena and Dr. Anuja Tyagi

Bsc Final Year Botany Practical Book

  • Botany Practical - Dr. Rekha Arya 
  • Botany Practical - Sunil D Purohit, Anamika Singhvi & Kiran Tak
  • Botany Practical - Shivlal Agrawal & Company
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