Origin of petroleum, source rock and maturation of kerogen, palaeothermometers; primary and secondary migration; reservoirs – porosity, permeability and capillary pressure, porosity types in clastic and carbonate reservoirs, reservoir heterogeneity, drive mechanisms; traps and seals – classification of traps; compositin of petroleum, physical and chemical properties of oil; brief idea about the hydrocarbon resources of India, the classification and stratigraphy of petroliferous basins of India. Origin of coal, classification of coal, morphology, composition of peat, lignite, anthracite. Coal series, terminology, structure and petrography of coals; physical and chemical properties of coal; coal reserve in India; brief idea about the world coal resources; exploration of coal; utilization of coal- combustion and gasification of coal; coal and environment.