Ecosystem- Foodchains,Foodwebs andEcological pyramids - (a) Forest ecosystem (b) Aquatic ecosystems (Ponds & Oceans). Field study of simple ecosystems– pond, river, hill slopes.

Introductiontobiodiversity– Values of biodiversity– threats to biodiversity–endangeredandendemic species ofIndia – conservation ofbiodiversity: In-situ and ex-situ conservation ofbiodiversity. Field study ofcommonplants,insects,birds, etc.,

Definition–causes,effectsandcontrolmeasuresof:(a)Airpollution(b)Waterpollution(c) Soil pollution (d)Noisepollution (e)Nuclearhazards. Fieldstudyoflocalpollutedsite–Urban/Rural /Industrial/ Agricultural.

Introduction – (a) Solar energy (b) Wind energy (c) Tidal energy (d) Geothermal energy (e) Nuclear Energy Fieldstudyoflocal area.

Sustainable development - Role of information technology in environment and human health – environmental protection Acts -Solid waste management and Rain water harvesting - E -waste and Concepts of Green Chemistry-Radiation hazards-Casestudies.