List longitudinal divisions of the himalaya's and write the main features for each and no searching from net proper answer
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The parallel range of Himalayas are Himadri, Himachal and Shiwaliks. (i) Himadri (a)The Northern most range is known as the Great or inner Himalayas. (b) It is the highest range with an average height of 6000 metres. (c) It contains all prominent Himalayan peaks. (d) The folds of Great Himalayas are asymmetrical in nature. The core of this part of Himalayas is composed of granite. (ii) Himachal (a) It is known as Himachal or lesser Himalaya. (b) It lies to the South of Himadri and forms the most ruggged mountain system. (c) The altitude varies between 3700 and 4500 metres and the average width is 50 km. (d) This range consist of the famous valley of Kashmir, the Kangra and Kullu valley in Himachal Pradesh. (iii) Shiwaliks (a) The outermost range of the Himalayas is called Shiwaliks. (b) They extend over a width of 10-50 kms and have an altitude varying between 900 and 1100 metres. (c) These ranges are composed of unconsolidated sediments brought down by rivers from the main Himalayan ranges located further North. (d) These valleys are covered with thick gravel and alluvium.