TN TRB 2025 GEOGRAPHY

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 Unit I PHYSICAL GEOGRAPHY

Geomorphology:

• The origin of Earth, The Age of Earth
• The Earth’s Interior
• Rocks
• Mountain Building Process
• Cycle of erosion

Climatology:

• Atmosphere, Distribution of Temperature, Atmospheric Pressure
• Wind, Clouds, Precipitation, Air masses
• Cyclones, Climatic classification, Climate change

Oceanography:

• Relief of the Ocean
• Bottom Relief of the Ocean floors
• Ocean currents

Unit II HUMAN GEOGRAPHY

Population Geography:

• Population
• Theories of population growth, Migration
• Population composition and characteristics
• Population of Tamilnadu

Settlement Geography:

• Geography of settlements, Rural Settlements
• Urban settlements, Urban Classical models

Agricultural Geography:

• Nature, Scope and significance of Agricultural geography
• Types of Crops

Urban Geography:

• Nature and scope of urban Geography
• Models of urban land use
• Concept of cities, Changing urban form, Urban issues

Transport Geography:

• Nature, scope and significance of transport Geography
• Nodes and links – Connectivity – Accessibility

Cultural Geography:

• Concept of cultural Geography
• Measurement of Human Development

Social Geography:

• Nature and scope of social geography
• Quality of life

Economic Geography:

• The significance of Economic Geography, Natural resources
• Industries

Political Geography:

• Trends and development in political Geography, Geopolitics
• Regional organisations of co-operations

Unit III GEOGRAPHICAL THOUGHT

• Contributions of Greek, Romans, etc.,
• Contemporary trends in Indian geography
• Major Geographic Traditions
• Perspectives in Geography

Unit IV REGIONAL DEVELOPMENT AND PLANNING

• Definition of region – Evolution – Types of region – Formal and functional region – Planning region – Need and types of regional planning
• Characteristics and ideal planning region – Delimitation of planning region – Regionalisation of India for planning
• Theories and models of regional planning – Growth pole model of perroux, growth centre model in Indian context myrdal, rostow and Friedman
• Village cluster – Changing concept of development – Concept of under development
• Efficiency – Explicity – Indicators – Economic, social and environment – Global pattern of development
• Inter-regional variation of human development – International – Interstate comparision of India – Geospatial technology of regional planning.

Unit V GEOGRAPHY OF RESOURCE

• Natural Resource - Concept, Classification and Techniques
• Land Resources
• Water Resources
• Forests and Energy Resources
• Disaster
• Hazards
• Vulnerability

Unit VI GEOGRAPHY OF ENVIRONMENT

• Nature and scope of Environmental Geography
• Ecosystem
• Biogeochemical Cycle
• Biomes
• Biodiversity & threats
• Conservation of biodiversity

Unit VII GEOGRAPHY OF INDIA

• Major physiographic Regions and their Characterstics
• Drainge system
• Indian Monsoon
• Soil, Vegetation, Water
• Mineral and Marine Resources
• Regional variation in Agricultral Development
• Population characteristics
• population policies in India
• Development and Pattern of Transport
• Internal and External Trade
• India Space programme
• Natural Disasters in India

Unit VIII GEOGRAPHY OF TAMILNADU

• Tamil Nadu: Location – Administrative units of Tamil Nadu
• Physiography: Mountains, Plateaus, Plains
• Climate: Seasons (South West, North East Monsoon, summer and winter)
• Rainfall: Cyclonic Rainfall – Distribution of Rainfall – Rivers of Tamil Nadu
• Soils: Types of Soil
• Natural Vegetation
• Distribution of Crops
• Cash Crops
• Livestock &Fisheries
• Distribution of Minerals and Industries
• Population
• Transportation

Unit IX CARTOGRAPHY

• Nature and scope of cartography
• Map projection
• Map compilation and design
• Map design
• Map making

Unit X TECHNIQUES IN GEOGRAPHY

• Definition of Remote Sensing
• Satellite data products
• Digital Image Processing & interpretation
• Data Models in GIS
• Data structure & analysis