Experimental epidemiology Analytical epidemiology cross sectional and cohort Epidemiology descriptive methods Epidemiological approach and methods Epidemiology meaning, scope & terminology Biogeographical classification of India
Biodiversity concept, types & its values
Biodiversity hotspot, threats & its conservation
Biodiversity at global, national & local level and Types of Species
Enviornmental Health and Sanitation
Water Pollution -Its Effect and control at small Scale
Composition of air and Air Borne diseases
Air Pollution- its cause , Effects and control
Water purification at large scale
