(Unit 7-Topic 1) Natural Vegetation & Rainfall Distribution of India
Indian Geography (Unit 7-Topic 1) Natural Vegetation of India Natural Vegetation of India: Moist Tropical, Dry Tropical, Montane Sub-tropical, Montane Temperate & Alpine Forests Forests – Natural Vegetation of India Climate, soil and topography are the major factors that influence Natural Vegetation of a place. The main climatic factors are rainfall and temperature . The amount of annual rainfall has a great bearing on the type of vegetation. Annual Rainfall Type of Vegetation 200 cm or more Evergreen Rain Forests 100 to 200 cm Monsoon Deciduous Forests 50 to 100 cm Drier Deciduous or Tropical Savanna 25 to 50 cm Dry Thorny Scrub (Semi-arid) Below 25 cm Desert (Arid) Temperature is the major factor in Himalayas and other hilly regions with an elevation of more than 900 metres. As the temperature falls with altitude in the Himalayan region the vegetal cover changes with altitude from tropical to sub-tropical, temperate and finally alpine. Soil is an equa...
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