UNIT 1:
Ecosystem-Definition, scope and importance
Concept of an ecosystem – structure and function of an ecosystem
Producers, consumers and decomposers
Food chains, Food webs and Ecological pyramids
Aquatic ecosystems (Ponds & Oceans).
UNIT 2:
Introduction to biodiversity definition
Genetic, species and ecosystem diversity
Endangered and endemic species of India
Conservation of biodiversity: In-situ and Ex-situ conservation of biodiversity.
UNIT 3:
Definition–causes, effects and control measures
UNIT 4:
Introduction –Types-Water resources
Use and over- utilization of surface and ground water,
Floods, drought, conflicts over water, dams-benefits and problems.
Energy resources: Growing energy needs,
Renewable and non renewable energy sources and use of alternate energy sources. case studies.
Role of an individual in conservation of natural resources
UNIT 5:
Sustainable development -From unsustainable to sustainable development
Urban problems related to energy
Sustainable development -From unsustainable to sustainable development
Urban problems related to energy
Climate change, global warming, acid rain, ozone layer depletion