(BT05234) ENVIRONMENTAL BIOTECHNOLOGY(BT05234) ENVIRONMENTAL BIOTECHNOLOGY

Unit I: Biological Treatment of Wastewater – Aerobic System
Biological processes for domestic and industrial waste water treatments; Aerobic
systems - activated sludge process, trickling filters, biological filters, rotating biological
contractors (RBC), Fluidized bed reactor (FBR), expanded bed reactor, Inverse
fluidized bed biofilm reactor (IFBBR) packed bed reactors air- sparged reactors,
UNIT II : Biological Treatment of Wastewater – Anaerobic System
Anaerobic biological treatment - contact digesters, packed column reactors, UASB.
Unit III: Bioremediation
Introduction, constraints and priorities of Bioremediation, Biostimulation of Naturally
occurring microbial activities, Bioaugmentation, in situ, ex situ, intrinsic & engineered
bioremediation,
Unit IV: Bioremediation- II
Solid phase bioremediation - land farming, prepared beds, soil piles,
Phytoremediation. Composting, Bioventing & Biosparging; Liquid phase
bioremediation - suspended bioreactors, fixed biofilm reactors.
Unit V: Metal Biotechnology
Mining and Metal biotechnology – with special reference to Copper & Iron. Microbial
transformation, accumulation and concentration of metals, metal leaching, extraction
and future prospects.
Unit VI: Bio Fuels
Microorganisms and energy requirements of mankind; Production of nonconventional
fuels - Methane (Biogas), Hydrogen, Alcohols and algal hydrocarbons,
Use of microorganisms in augmentation of petroleum recovery.
Unit VII: Hazardous Waste Management- I
Introduction - Xenobiotic compounds, recalcitrance. hazardous wastes -
biodegradation of Xenobiotics . Biological detoxification - market for hazardous
waste management –
Unit VIII: Hazardous Waste Management- II
biotechnology application to hazardous waste management - examples of
biotechnological applications to hazardous waste management - cyanide
detoxification - detoxification of oxalate, urea etc. - toxic organics - phenols.
TEXT BOOKS:
1. Environmental Biotechnology by S. K. Agarwal
2. Biodegradation & Bioremediation (1999), Martin Alexander, Academic press.
REFERENCES:
1. Stanier R. Y., Ingram J.L., Wheelis M.L., Painter R.R., General Microbiology,
McMillan Publications, 1989.
2. Foster C.F., John Ware D.A., Environmental Biotechnology, Ellis Horwood Ltd.,
1987.
3. Karrely D., Chakrabarty K., Omen G.S., Biotechnology and Biodegradation,
Advances in Applied Biotechnology Series, Vol.4, Gulf Publications Co. London,
1989.
4. Bioremediation engineering; design and application 1995 John. T. cookson,
Jr. Mc Graw Hill, Inc.
5. Environmental Biotechnology by A.K. Chatterjee
6. Environmental Biotechnology by S.N.Jogdand Himalaya Publishing