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himalayas himalayan ranges upsc longitudinal karakoram ladakh region
himalayas himalaya tectonic geological himalayan upsc suture ranges indus discontinuities tsangpo thrust litho mbt hft formation mct tethyan boundary lotusarise
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himalayas ranges himalayan upsc kashmir purvanchal lesser outer divisions lotusarise
map himalaya regional divisions class geography
himalayas himalaya ranges upsc geography himalayan divisions peaks pir himadri panjal himachal lesser knowledgeofindia karakoram physiographic ias east drainage climatic
himalaya upsc divisions geography physiographic