Question

State two difference between the lesser himalayas and the outer himalayas

Answer 1

himachal range (Lesser Himalayas)-
 1. it lies in south of himadri range and is also known as lesser himalayas or middle himalayas or antagiri.
2. the altitude in this range is around 3700-4500 meters above sea level. 
3. this range is home to many famous hill stations like shimla, mussorie, kullu valley etc.
4. the average width of this range is about 50kms. 
5. himachal range is quite rugged and made up of compressed rocks.
 6. pir panjal, mahabharat and dhauladar are most important sub-ranges of himachal range. 

shivalik range (Outer Himalaya)- 
1. it is the outermost range of himalayas and also known as outer himalayas.
 2. the average altitude is around 900-100 meters above sea level. 
3. it is home to flat floored structural valleys called duns.
4. this range extends over width of 10-15kms. 
5. it is made up of unconsolidated materials such as as silt, mud, soft rocks etc brought down by the rivers from greater himalayas and thus is prone to landslides.
6. example- Dehradun

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Answer 2

Lesser/Middle Himalayas:

1. Situated to the south of the Himadri
2. Average height is above 3000m
3. Many health resorts are situated on the southern slope of the mountain range, eg: Shimla, Darjeeling.

Outer/Lower Himalayas:

1. This is the outer most range, situated on the south of the lesser Himalayas.
2. These discontinuous ranges join the lesser Himalayas in the extreme east.
3. Its average height is about 1200m.