Semester-V

                                                         

COURSES (UNDER CBCS 2021 – 2022 ONWARDS)

• B.SC. BOTANY III YEAR
• SEMESTER – V
• PAPER – V: (A) BIODIVERSITY & CONSERVATION       

UNIT - I

1.      Plant diversity and its scope: Genetic diversity, Species diversity, Plant diversity at the ecosystem level, Agro biodiversity and cultivated plant taxa, wild taxa.

2.      Values and uses of Biodiversity: Ethical and aesthetic values, Precautionary principle, Methodologies for valuation, Uses of plants, Uses of microbes..

UNIT-II

3.      Loss of Biodiversity: Loss of genetic diversity, Loss of species diversity, Loss of ecosystem diversity, Loss of agro biodiversity, Projected scenario for biodiversity loss.

4.      Management of Plant Biodiversity: Organizations associated with biodiversity,

Management, - Methodology for execution-IUCN,, UNEP,, UNESCO,, WWF,   NBPGR.

5.      Biodiversity legislation and conservation, Biodiversity information management and communication.

UNIT-III

6.      Conservation of Biodiversity: Conservation of genetic diversity, species diversity and ecosystem Diversity

7.      Principles of conservation :In -situ and Ex-situ conservation. Sacred groove,

Botanical garden, Biosphere reserves, Sanctuaries, National parks In-situ) and Tissue culture, Gene / seed / pollen banks and Cryopreservation (Ex-situ).

UNIT-IV

8.      Role of plants in relation to Human Welfare; Importance of forestry, their utilization and commercial aspects, Avenue trees, Ornamental plants of India.

9.      Alcoholic beverages through ages. Fruits and nuts, important fruit crops and their commercial importance. Wood and its uses.

References

1.      Krishnamurthy, K.V. (2004). An Advanced Text Book of Biodiversity - Principles and Practices. Oxford and IBH Publications Co. Pvt. Ltd. New Delhi

2.      Bharucha, E. 2005. Textbook of Environmental Studies for Undergraduate Courses. Universities Press (India) Private Limited, Hyderabad.

3.      Odum, E. P. 1983. Basics of Ecology. Saunder's International Students Edition, Philadelphia.

4.      Sharma, P. D. 1989. Elements of Ecology. Rastogi Publications, Meerut..

PAPER – V:: (A) BIODIVERSITY & CONSERVATION PRACTICAL

  (DSE-1:ELECTIVE)

1. Study on local biodiversity: Herbs, shrubs and trees; Seasonal, Annual, biennial and perennial plants
2. Study of morphological characteristics of plant communities: Hydrophytes (Eichhornia, Hydrilla, Pistia, Nymphaea, Vallisneria), Xerophytes: (Asparagus, Opuntia, Euphorbia milii, Casuarina, Calotropis).
3.     Assessment of  biodiversity

a)      Avenue trees: Pongamia pinnata, Butea monosperma, Spathodeasp., Delonix regia,

            Jacaranda mimosifolia, Cassia fistula, Mimusopselengi, Acacia leucophloea, and  

                       Albizialebbeck.   

b)    Timber Value:Acacianilotica, TectonagrandisandAzardirachtaindica

C)   Ornamental Plants: Any five locally available ornamental plants.

d)      Fruits: Mangifera indica(Mango), Ziziphus mauritiana, Psidium guajava(Guava), Annona squamosa

e)       Nuts: Anacardium occidentale(Cashew), Terminalia catappa(Badam)

f)       Beverages: Madhuca indica, Camellia sinensis(Tea),Coffeae arabica(Coffee),  Borassus flabellifer(Toddy palm) and Caryotaurens

g)       Medicinal value: Catharanthus roseus, Tinospora cordifolia and Phyllanthus emblica, Ocimumsp., and Azardirachta indica

4.      Field trip: Collection of plants from the field, identification and preparation of Herbarium.