UGC NET PAPER-II and III
Unit I and II
Definition. principles and scope of Environmental Science. Earth. Man and Environment.
Ecosystems, Pathways in Ecosystems. Physico-chemical and Biological factors in the EnviroIlIllent. Geographical classification and zones.
Structure and composition of atmosphere. hydrosphere. lithosphere and biosphere.
Mass and Energy transfer across the various interfaces, material balance. First and Second law of thermodynamics. heat transfer' processes.
Scale of Meteorology. pressure. temperature, precipitation. humidity. radiation and wind~ Atmospheric stability. inversions and mixing heights,
windroses. Natural resources, .conservation and sustainable development.
Fundamentals of EbvirolUllental' Chemistry.; Stochionietry, Gibbs' energy. Chemical
potential;. chelnical equ:ilibria, acid· base r~act1ons. solubility product, solubility of gases in water, the carbonate system. unsaturated and
saturated hydrocarbons" radionuclides.
Chemical composition of Air : Classification of elements, chemical speciation. Particles, ions and radicals in the atmosphere. Chemical
processes for formation of inorganic and organic particulate matter. Thermochemical and photochemical reactions in the atmosphere. Oxygen and
ozone chemistry, Chemistry of air pol1utcmts, Photochemical smog.
Water Chemistry: Chemistry of water, concept of DO, BOD, COD, sedimentation, coagulation,· filtration, Redox potential.
Soil Chemistry : InorganIc and organic components of soil, Nitrogen pathways ClJld NPK in
soils. Toxic Chemicals in the environment-Air, Water : Pesticides in water. Bio~ chemical aspects of Arsenic. Cadmium, Lead, Mercury, Carbon
Monoxide. 03 and PANPesticides, Insecticides, MIC, carcinogens in tile air.
Principles of Analytical Methods : Titrimetry. Gravimetry,. Colourimetry, Spectrophotometry, Chromatography, Gas Chromatography, Atomic
Absorption Spectrophotometry, GLC, HPLC, Electrophoresis. X-ray fluorescence, X-ray diffraction. Flame photometry.