Formulae Handbook for Class 10 Maths and Science. It should be technologically accessible, economically feasible and culturally acceptable. Examples: minerals, forests, fossil fuels. Classification of Resources: a On the basis of origin: Biotic and Abiotic. Renewable Resources: The resources which can be renewed or reproduced by physical, chemical and mechanical processes 01th ncert notes for class 10th geography chapter 1 as renewable or replenishable resources, e.
Non-renewable Resources: The resources which once get exhausted, cannot be remade. They take a long geological period of time, i. Land Degradation: Continuous use nncert land over a long period of time without taking appropriate measures to conserve and manage it. Measures to solve problem of land degradation: Afforestation, proper management of grazing to control overgrazing planting of shelter belts of plants, stabilization of Class 10th Ncert Geography Chapter 4 Notes To Pdf sand dunes by growing thorny bushes, control of mining activities, avoid over-irrigation and overuse of fertilizers and pesticides.
Soil erosion: The denudation of the soil cover and subsequent washing down is soil erosion. Reasons for soil erosion include� a Human activities like deforestation, ncert notes for class 10th geography chapter 1 grazing construction, mining defective method of gelgraphy. Types of erosion: a Gully erosion.
The running water cuts through the clayey soils and makes deep channels known as gullies. This makes the land bad land and ncert notes for class 10th geography chapter 1 the Chambal basin such land is known as nnotes b Sheet erosion. When top soil Ncert Solutions For Class 10th Geography Chapter 3 Word over large ncert notes for class 10th geography chapter 1 is washed away it is known as sheet erosion.
Methods to prevent soil erosion in hilly area: Ploughing along the contour lines-contour ploughing; terrace cultivation; strip farming and shelter belts. If you have any query regarding Resource and Development Clasd 10 Geography Chapter 1 Notes, drop a comment below and we will get back to you at the earliest.
Biotic Resources are obtained from the biosphere. They have life or are living resources, e. Abiotic Resources include all non-living things, e. Individual resources: Owned by individuals, e.
Potential resources: Resources found in a region but not in use, e. Can be used for future needs, e. Measures bcert solve problem of land degradation: Afforestation, proper management of grazing to control overgrazing planting of shelter belts of plants, stabilization of sand dunes by growing thorny bushes, control of mining activities, avoid over-irrigation and overuse of fertilizers and pesticides; Soil erosion: The denudation of the soil cover and subsequent washing down is soil erosion.
Ncert notes for class 10th geography chapter 1 and its types: Alluvial soils: Entire northern plains are made of alluvial soil. Also found in the eastern coastal chapterr particularly in the deltas of the Mahanadi, the Godavari, the Krishna and the Kaveri rivers. Fertile 10tg therefore, fit for agriculture purpose. Regions of alluvial soils are intensively cultivated and densely populated.
Rich cjapter potash, phosphoric 10yh and lime which are ideal for the growth of sugarcane, paddy, wheat and other cereal and pulse crops.
Black soil: Black in colour and are also known as regur soils. Ideal for growing cotton and is also known as black cotton soil. Made up of extremely fine, i. Well-known for their capacity to hold moisture.
Rich in calcium carbonate, magnesium, potash and lime. Red and yellow soils: Found in the areas of low rainfall in the eastern nites southern parts of the Deccan plateau. Also found in 110th of Odisha, Chhattisgarh, southern parts of the middle Ganga plain and along the piedmont zone of the Western Ghats. Develop a reddish colour due to diffusion of iron in crystalline and metamorphic rocks. Laterite soils: Develops in areas with high temperature and heavy rainfall.
Suitable for cultivation with adequate doses of manures and fertilizers. Low Humus content because decomposers, like bacteria, get destroyed due to high temperature. Arid soils: Found in the western parts of Rajasthan. After proper irrigation these soils become cultivable. Lacks humus and moisture because dry climate, high temperature make evaporation faster.
Salt chpater is very high and common salt is obtained by evaporating the water. Forest soils: Found in the hilly and mountainous areas where sufficient rain forests are available. Feature differs based on location. Loamy and silty in valley sides and coarse grained fog the upper slopes. Sil in the lower parts of the valleys particularly on the river terraces and alluvial fans are fertile.
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