b.sc 3rd year botany syllabus

Plant Biochemistry and Biotechnology

  • Course No: Bot 301
  • Nature of the Course: Theory
  • Year: B.Sc. III year
  • Full Marks: 100
  • Pass Marks: 35
  • Lectures: 150


b.sc 3rd year botany syllabus tu,b.sc 3rd year botany syllabus

Objectives: The general aim of this course is to provide fundamental knowledge of plant biochemistry and biotechnology. 

Botany First year Theory And practical Syllabus

Botany Science 2nd Year Syllabus

Unit A: Plant Biochemistry 

1. Introduction

a) Plant biochemistry as a science 
(b) Relationship between plant 

biochemistry and plant sciences (genetics, cell biology, molecular biology, plant physiology and other branches of bio sciences).....................2 hrs


2. Bio-molecules……………....................……37 hrs

(a) Water: molecular structure, properties, water as a solvent; Ionization of water, pH scale, buffer............…..6 hrs

(b) Functional groups found in bio-molecules: general concept…........….3 hrs

(c) Carbohydrates: Definition, classification Monosaccharides: classification (based on functional group; based on no of C atoms), Properties (Esterification, oxidation, reduction, osazone formation, cyanohydrin reaction, furfural formation, enolization); derivatives of monosachharides (de-oxy derivatives, acids, alcohols, amino sugars, sialic acid); Biological importanceDisachharides, Polysaccharides and their biological importance….........(1+6+3 hrs)

(d) Lipids: Definition, structure of glycerol and fatty acidsProperties of fatty acids, kinds of lipids (Glycero lipids; lipids without glycerol; complex lipids), properties of lipids, Biological roles of lipids…………......................................….(1+ 4 hrs)

(e) Proteins: Definition, Amino acids and their classification (essential, semi essential and non essential; polar and non polar; acidic, basic or neutral) 

(f) Properties of Amino Acids: Amino acids as zwitterions, Amino acids as electrolytes, Reactions of amino acids (ninhydrin reaction; Sanger‟s reaction; Edman‟s reaction, Dansyl Chloride reaction; Phosgene reaction; decarboxylation; Esterification; Acylation)Peptide bonds and Polypeptide; Structure of polypeptides primary/secondary/ tertiary and quaternary structuresClassification of proteins, Functions of proteins....(2+5+3+3 hrs)

3. Enzymes: Properties and chemical structure, Mechanism of action, Denaturation, Factors affecting enzyme action, Allosteric protein and feedback inhibition. Classification and nomenclature………………7 hrs

4. Plant pigments: Structure and functions of chlorophylls, carotenoids, anthocyanins, phycobillins……………........4 hrs

5. Vitamins and their role in plants: Fat soluble vitamins (A, E and K); Water soluble vitamins (Coenzyme A, Vitamins B1, B2, B6, C, and H)............…………5 hrs


6. Introduction to Bioinformatics..5hrs

Definition, role of computer in bioinformatics, Branches of bioinformatics, Aim of bioinformatics, Scope and research areas in bioinformatics, Biological data-DNA sequence, protein sequence, macromolecular structure. Databases in bioinformatics, basic bioinformatics tools- Databases search (Entrez, SRS), Blast, Fasta.


Unit B: Plant Biotechnology

1. Overview of Biotechnology...14 hrs 

Introduction
A) Origin and History of biotechnology, 
B) Scope and importance of 

biotechnology
a) Biotechnology in Medicine, 
b) Biotechnology in food industry, 
c)Biotechnology in agriculture, 
d) Biotechnology in Fermentation technology 
e) Biotechnology in environmental engineering;

 Achievements of biotechnology: 
a) Gene cloning, 
b) Recombinant DNA technology, 
c) In vitro culture technology, 
d) Genetically engineered drugs, 
e) Diagnosis of diseases 
f) Biosensors 
g) Biofertilizers 
h) Mutation Breeding, 
i) Enzyme technology ,
j) DNA finger printing, 
k) Monoclonal antibody

2. Plant tissue culture technique and application………………......35 hrs

A. Introduction to plant tissue culture.

B.Basic principles and techniques of In vitro culture: Totipotency, Basic requirements for growing plants in vitro: Laboratory organization, composition and selection of nutrient media, sterilization, culture room 

C. Types of plant tissue culture and their applications: 
a. Seed culture, 
b. organ culture(Meristem culture, root culture, shoot culture), 
c. Embryo culture, 
d. Anther Culture 
e.Ovule culture, 
f. Endosperm culture, 
g. Callus culture 
h. Protoplast culture 
i. cell suspension culture
D. Cryopreservation
a. Principles, Method of cryopreservation- 
i) Preparation of material for deep freezing, 
ii) Cryoprotectors, 
iii) Freezing programmes, 
iv) Storage strategies, 
v) Assessment of successful cryopreservation.

 b. Uses of cryopreservation
i)Cryopreservation of Semen, 
ii) Cryopreservation of ova and embryo, 
iii) Maintenance of plant germplasm for long duration, 
iv) Organ explants, 
v) Zygotic and immature embryos, 
vi) Shoot tips, 
vii) Callus, 
viii) Cell suspensions x) Protoplasts, 

c. Significance of cryopreservation

3. Plant- Microbe Interaction……12 hrs
A. Biological Nitrogen fixation: mechanism and its importance
B. Symbiotic and asymbiotic organisms for soil fertility and crop improvement.
C. Biofertilizers (Symbiotic associations): 
i) Rhizobium- Formation of nodule, Nitrogen fixing organism found in nodules, Structure and function of nodule, Mechanism of Nitrogen fixation by Nodules, Rhizobial biofertilizers, Rhizobium biofertilizers in forest trees. 
ii) Blue Green Algae (BGA)-Mass production and application of Blue Green Algae, Azolla –anabaena symbiosis, Asymbiotic associations, Non symbiotic nitrogen fixing bacteria, Non symbiotic bacterial biofertilizer
a) Azotobactor, 
b) Azospirillum, 
c) Carrier formulation, 
iii). Frankia biofertilizer, 
iv) Mycorrhiza-Types of mycorrhiza, benefits from Mycorrhizas to plants, establishment of Mycorrhiza associations in vitro


4. Gene transfer in plants……......14 hrs

A) Concept of gene cloning: Basic requirements for gene cloning in plants; gene isolation and cloning; Concept of vectors; marker and reporter genes and their roles in plant transformation; identification and analysis of cloned genes (colony hybridization, immunological detection, PCR, blotting) 

B. Gene transfer techniques in plants
i) gene transfer methods: (Direct/vector less and indirect/ vector mediated); transformation of mitochondria and chloroplasts 
ii) GM crops: applications and limitations 
iii) General concept of molecular farming from transgenic plants, 
iv) ethical issues in plant genetic engineering

Text and Reference books

1. Bhattarai, T. 2005. Experiments on Plant Biochemistry and Plant Biotechnology. Bhundipuran Prakashan, Kathmandu

2. Bhattarai, T. 2007. Plant Physiology. Bhundipuran Prakashan, Kathmandu.

3. Jain, J.L. 2004. Fundamentals of Biochemistry. S Chand and Company Ltd. New Delhi

4. Lehninger, A.L., Nelson, D.L. and Cox, M. 2004. Principles of Biochemistry. 4thedition. McMillan Limited, USA (Indian Reprint )

5. Rastogi, S.C. 1993. Biochemistry. Tata McGraw-Hill Publishing Company Ltd. Delhi

Bioinformatics

1. Attwood, T.K. and Parry-Smith, D. J. 2001. Introduction to Bioinformatics. Prentice Hall Inc.

2. Ghosh, Z. and Malllick, B. 2008. Bioinformatics –principle and applications. Oxford University Press, India.

3. Mount, D. W. 2001. Bioinformatics Sequence and Genome Analysis. Cold Spring Harboor Laboratory Press, New York.

Plant Biotechnology

1. Altman, A. and Hasegawa, P. 2012. Agricultural Biotechnology. Academic Press.

2. Bhojwani S. S. 1990. Plant Tissue Culture: Applications and Limitations, Elsevier Science Publishers. 

3. Bhojwani S.S. and Razdan, M. K. 1996. Plant Tissue Culture: Theory and Practice. Elsevier Science Publishers.

4. Chawala H.S. 2009. Introduction to Plant Tissue Culture. Third Edition. Oxford and IBH 

5. Crispeels, M.J. and Sadava, D.E. 2006. Plants, Genes and Crop Improvement. American Society of Plant Biologists, USA. 

6. Debergh, P.C. and Zimmerman, R.H. 1990. Micropropagation. Kluwer Academic Publ. Dordrecht. 

7. Dodds, j.H. and Roberts, L.W. 1995. Experiments in Plant Tissue Culture (3rd Edition). Cambridge University Press. Cambridge, UK.

8. Dubey R.C. 2009. A text Book of Biotechnology S Chand and company Limited.

9. Gamborg O.L. and Phillips G.C. 1995. Plant Cell, Tissue and Organ Culture –Fundamental Methods (Lab. Manual). Springer-Verlag.

10. Greene J.J. and Rao V.B. 1998. Recombinant DNA Principles and Methodologies. Marcel Dekker.

11. Lal R. and Lal S. 1995. Genetic Engineering of Plants for Crop Improvement. CRC Press.

12. Pierik R.L.M. 1997. In vitro Culture of Higher Plants. Kluwer Academic Publisher, Netherlands.

13. Punia M.S. 1999. Plant Biotechnology and Molecular Biology: A Laboratory Manual. Scientific Publishers, India.

14. Razdan M. K. 2003. Introduction to Plant Tissue Culture. Agritech Publications.

15. Satyanarayan U. 2005. Biotechnology. 1st ed. Arunabha Sen books and Allied P. Ltd.

b.sc 3rd year botany syllabus TU:-

Plant Biochemistry and Biotechnology

  • Course No: Bot 302
  • Nature of the Course: Practical 
  • Full Marks: 50
  • Pass Marks: 20
  • Year: B.Sc. III year
  • Lectures: 75

Objectives: The general aim of this course is to provide Practical knowledge of plant biochemistry and biotechnology

Unit A: Plant Biochemistry

1. Preparation of solutions: Concept of normality, molarity, percentage, ppm (parts per million) and their inter-conversions

2. Preparation of buffers (acetate and phosphate) of different pH; measurement of pH by using pH meter and different indicators

3. Qualitative test of carbohydrates (mono-, di- and polysaccharides)

4. Quantitative estimation of sugars by anthrone method.

5. Qualitative tests of lipids and fatty acids (use of sudan dye; determination of acid value, saponification value and iodine number)

6. Qualitative test of proteins (Ninhydrin test; biuret test; millon‟s test)

7. Quantitative estimation of proteins

8. Qualitative test of nucleic acids (DNA and RNA)

9. Quantitative estimation of nucleic acids

10. Bioassay of plant hormones

11. Extraction and quantification of different plant pigments using colorimeter/ spectrophotometer

12. Effect of different factors on enzyme catalyzed reactions (Substrate concentration; enzyme concentration; temperature, pH, inhibitors)

13. Separation of plant pigments by paper/thin layer chromatography.


Unit B: Plant Biotechnology

1`.To study about the sterilization Technique
i Heat
ii. Radiation
iii. Chemicals
iv. Filtration

2. Study and operation of an Autoclave

3. Study and operation of A Hot Air Oven

4. Study and operation of Laminar Air Flow Cabinet

5. To perform the surface sterilization in plants (explants) .

6. Preparation of 1 litreMurashige and Skoog (1962)(MS) medium.

7. Preparation of Stock solution for MS medium.

8. Preparation of 1.litre of MS medium using stock solutions.

9. Culture technique in tissue culture: root tip culture, shoot tip culture, meristem culture, Pollen 

culture, anther culture, embryo culture, and seed culture.

10. Regeneration of plantlets by in vitro culture.

11. Isolation and inoculation of Rhizobium and Azetobacter

12. Extraction of Genomic DNA by CTAB method

Evolution and Biogeography

  • Course No: Bot 303
  • Nature of the Course: Theory
  • Full Marks: 50
  •  Pass Marks: 17.5
  • Year: B.Sc. III year
  •  Lectures: 75

Objectives: The general aim of this course is to provide fundamental knowledge of evolution and biogeography Course Contents Evolution (Lectures: 35)

Unit 1: Basic concepts: 

(i) Introduction: what is evolution?, basic concepts of micro- and macroevolution, convergent and divergent evolution, molecular evolution, evolution and adaptation, co-evolution; 

(ii) History of evolutionary thought (pre-Darwin, Darwin and post-Darwin periods), modern synthesis; 

(iii) Natural selection and evolution: introduction, types of natural selection.


Unit 2: Variation and evolution: 

(i) Sources and pattern of variation: sources of variation (recombination, gene flow, mutation); patterns of variation (geographic, ecological and genetic patterns); study of population variation (basic techniques and tools); 

(ii) Gene pool concept: introduction, gene/allele frequency and change, genetic drift, Hardy-Weinberg Principle and evolution; 

(iii) Speciation: biological species concept, isolation mechanisms, modes of speciation (allopatric, parapatric and sympatric) 


Biogeography 

Unit 3: Basic concepts: 

(i) Introduction: definition and scope of biogeography, brief history of biogeography, relationship with other sciences; 

(ii) Biogeographic regions: concept of biomes and biogeographic regions; phytogeographic (floristic) regions of the world [basic characteristics: geographic coverage and major floristic elements) of six kingdoms – Boreal (Holarctic), Paleotropical, Neotropical, South African (Capensic), Australian, and Antarctic] 


Unit 4: Historical biogeography: 

(i) History of earth: geological time scale, plate tectonics, continental drift; 

(ii) Modes of biogeographic distribution: dispersalist and vicariance biogeography, endemism; 

(iii) History of evolution: fossil records and origin of life, concept of molecular clocks for dating the history, phylogenetic inference; 

(iv) History of biological diversity: rise of flowering plants (early diversification and past interactions), late Cretaceous and Cenozoic changes, Pleistocene glaciations and biological changes. 

Unit 5: Ecological biogeography: 

(i) Current patterns of biodiversity distribution: basic factors, processes and conditions controlling biodiversity distribution; major gradients in biodiversity distribution; 

(ii) Biodiversity hotspots: introduction and concepts, distribution of hotspot areas around the world; 

(iii) Island biogeography theory: basic concept, conservation application 

Selected Readings

Briggs D. and Walters M. 1997. Plant Variation and Evolution, Third Edition. Cambridge University Press.

Lomolino M.V., Riddle B.R. and Brown J.H. 2006. Biogeography.Sinauer Associates, Inc., Sunderland, Massachusetts, USA (Third edition).

Suggested Further Readings

Cox C.B. and Moore P.D. 2009. Biogeography: an Ecological and Evolutionary Approach. Blackwell Publishing (seventh edition).

Futuyma D. 1997.Evolutionary Biology.Sinauer Associates, Sunderland, MA, USA.

Huston M.A. 1994. Biological Diversity: The Coexistence of Species on Changing Landscapes. Cambridge University Press, UK.

Katy Human 2006. Biological evolution: An anthology of current thought. The Rosen publishing group, Inc.

MaxtoshiNei and Sudhir Kumar (2000).Molecular Evolution and phylogenetics.Oxford University Press.

Roderic D M Page and Edward C Holmes 1998. Molecular Evolution: A phylogenetic approach. Blackwell Science Ltd.

Stebbins George Ledyard 1971. Process of Organic evolution.Prentice Hall of India.

Takhtajan A. 1986. Floristic Regions of the World.University of California Press.

Whittaker, R.J. and Fernández-Palacios, J.M. 2007. Island Biogeography: Ecology, Evolution, and Conservation, 2nd edn. Oxford University Press, Oxford.


Medicinal and Aromatic Plants

  • Course No: Bot 304
  • Full Marks: 50
  • Nature of the Course: Theory
  • Pass Marks: 17.5
  • Year: B.Sc. III year
  • Lecture Hours: 75

Objectives: The general objective of this course is to provide basic and applied knowledge on the medicinal and aromatic plants (MAPs) of Nepal 


Course contents

Unit 1: Overview and importance: 

(i) Introduction: definitions of Non-timber forest products (NTFPs) and medicinal and aromatic plants (MAPs); 

(ii) historical perspectives and current use: with particular focus on the importance of MAP in traditional medicinal practices (Ayurvedic, Unani, Amchi/Tibetan and homeopathy); 

(iii) Future prospects: introduction to bioprospecting; MAPs, traditional knowledge and drug development; issues of IPR and biopiracy


Unit 2: Diversity, distribution and trade potentials: 

(i) Diversity and distribution patterns and NTFPs and MAPs in various climatic zones of Nepal, factors affecting their distribution; 

(ii) Trade potentials of NTFPs and MAPs in Nepal, major trends in NTFPs/MAPs trade, role of NTFPs/MAPs in the promotion of peoples‟ livelihoods


Unit 3: Conservation status and sustainable use

(i) Conservation status of MAPs: major conservation issues and threats, MAPs of Nepal in IUCN RED List, CITES appendices and government protection list; 

(ii) Conservation and sustainable use: major principles, opportunities and constraints, dimensions of MAP sustainability; 

(iii) in-situ and ex-situ conservation strategies, alternatives to wild harvest, eco-certification processes, community-based management; 

(iv) national policies and programs for the promotion of MAP-sector in Nepal 


Unit 4: Pharamcognosy: 

(i) Concept and scope of pharamcognosy, crude drug production of MAPs; 

(ii) Overview of techniques for the extraction of major phytochemicals from MAPs, distillation technology for essential oils, quality control; 

(iii) Herbal cosmetics, potentiality of herbal drugs and herbal based industries


Unit 5. Cultivation technologies of commercially important MAPs: 

(i) introduction: Opportunities and constraints in the cultivation and production of MAPs in Nepal; 

(ii) Importance (traditional and commercial uses), active constituents, distribution, climatic and soil requirements, cultivation technologies (propagation and nursery techniques, transplantation of seedlings and rooted cuttings, irrigation techniques, disease and pest management), harvesting and post harvest (processing and value addition) technologies,and major trade issues of the following commercially important MPAs prioritized by the Government of Nepal for economic development in the lower, mid and high altitudes: Asparagus racemosus, Azadirachta indica, Neopicrorhiza scrophulariiflora, Paris polyphylla, Phyllanthus emblica, Piper longum, Rheum australe, Sapindus mukorossi, Swertia chirayita, Taxus wallichiana, Valeriana jatamansii, Zanthoxylum armatum


Unit 6. Harvesting technologies of commercially important MAPs: 

(i) Harvest and postharvest technologies (harvesting period, and methods of sustainable harvest, processing and value addition), marketing and values chain analysis, major trade issues, active constituents and uses of some commercially important MAPs – Cordyceps sinensis, Dactylorrhiza hatagirea,Hippophae spp., Morchella sp., Nardostachys grandiflora and Podophyllum hexandrum 


Unit 7.Field (herbal farm/herbal industry) visit and report writing


Suggested Readings

Agrawal S.S. and Paridhavi M. 2012.Herbal Drug Technology. Universities Press (India) Private limited, Hyderabad, India.

ANSAB, 2003.Commercially Important Non-Timber Forest Products (NTFPs) of Nepal.Asia Network for Sustainable Agriculture and Bioresources, Kathmandu, Nepal (in Nepali).

Balick M.J. and Cox P.A. 1997. Plants, People, and Culture: the Science of Ethnobotany. 

Scientific American Library, New York, USA.

DPR 2067 B.S. Nepalko Aarthik Bikaskalagi Prathamikta Prapta 30 Jadibutiharuko Pahichan Pustika.Department of Plant Resources, Ministry of Forest and Soil Conservation, Government of Nepal, Kathmandu.

DPR 2007.Medicinal Plants of Nepal.Bulletin of the Department of Plant Resources No. 28.Department of Plant Resources, Ministry of Forest and Soil Conservation, Government of Nepal, Kathmandu.

DPR 2060-2061 B.S. JadibutiSankalan, Sanrakshan, SambardhanBidhi. JadibutiParichaya Mala 1-5. Department of Plant Resources, Ministry of Forest and Soil Conservation, Government of Nepal, Kathmandu.

Farooqi A.A. and Sreeramu B.S. 2010.Cultivation of Medicinal and Aromatic Crops. 

Universities Press (India) Private limited, Hyderabad, India.

Ghimire S.K., Pyakurel D., Nepal B., Sapkota I.B. and Parajuli R.R., Oli B.R. 2008.A Manual of NTFPs of Nepal Himalaya. WWF Nepal Program, Kathmandu.

Ghimire S.K., Sapkota I.B. Oli B.R. and Parajuli R.R. 2008.Non-Timber Forest Products of Nepal. WWF Nepal Program, Kathmandu.

Gurung K. 2009. Essential Oils in Nepal: a Practical Guide to Essential Oil and Aromatherapy. Himalayan Bio-Trade Pvt. Ltd., Kath