Tnpsc and Upsc Notes Pdf
Major tribes in Tamil Nadu Tribal people are concentrated mainly in the Nilgiris district. Major Tribes in Tamilnadu are Kodas, Thodas, Irulas, Kurumbas and Badagas, Kattunayakan and Paliyan. They form larger groups and mainly have pastoral work. The tribal population in Tamil Nadu as per the 2011 census is 7,94,697. Tamil Nadu has 38 tribes … Read more
Adivasi: Indigenous People of India India is one of the large homes for the Indigenous people, who haven’t been touched by the modern world. Also, this country has the largest tribal population in the World with 84.4 Million tribal people. Indigenous people or Tribal people In India are called Adivasis. Adivasis happens to be the … Read more
Human races in the world A Race is a group of people with similar, permanent distinguishing characteristics. People belonging to a particular race, skin and Hair colour have certain interpretations. The classification of racial groups should be done based on characteristics, and physical features inherited from a common ancestor. The important features based on race … Read more
Major rivers in Tamilnadu The rivers of Tamil Nadu are its lifeline. Tamilnadu has many rivers. But the notable ones are Cauvery, Palar, Ponnaiyar, Vaigai and Thamirabarani. Most of the rivers of Tamil Nadu originate from the Western Ghats and flow towards the east and drain into the Bay of Bengal. Thamirabarani River is the … Read more
Soil Percentage in India Soil distribution in India Agriculture mainly depends on the soil. It is composed of various minerals, air, organic matter, and water. These are present on the topmost layer of the land. Soil grains are of three types namely Sand, Clay, and Silt. The soils are formed by weathering of rocks and deposition … Read more
Physical determinants of agriculture The geographical determinants of Agriculture are Landform, climate, soil, and Irrigation. The landform of Tamil Nadu Tamil Nadu has a diverse landscape with hills, plateaus, and plains. The plains are mostly suitable for agriculture. The alluvial soil enhances agricultural productivity. Example – Plains of Cauvery. Agriculture on Plateau is moderate and … Read more
Geography of Tamil Nadu The Article for written for the topic ‘Geography of Tamil Nadu Tnpsc‘. It is referred from Tamil Nadu Samacheer Kalvi Book. This Article cover the most important points of the physiography of Tamil Nadu and its wildlife. Tamil Nadu has different traditional and cultural practices. It has exquisite Physiography and climate … Read more
Non-conventional sources of energy Non Conventional sources of energy are the ones which are renewable, eco-friendly, pollution-free and they are alternative to conventional energy sources such as Coal, Petroleum etc. Examples are Wind, Solar, Hydro, Tidal-Wave, Biomass Energy etc. Use of Non-conventional Sources of Energy India heavily depends on Thermal Power, which uses Fossil fuels … Read more
Information communication revolution Evolution of communication technology Production of and trade in commodities are the basis of the economy of any country. For these to go on, smoothly and with efficiency, the most basic need is information exchange. The amount of information exchange depends very much on economic development. With the increase in demand for … Read more
Climate change Definition Climate change in IPCC usage refers to a change in the state of the climate that can be identified (e.g. using statistical tests) by changes in the mean and/or the variability of its properties, and that persists for an extended period, typically decades or longer. Climate change definition by Ipcc Climate change … Read more
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