Antecedent river: a river which git its origin before the upliftment of land mass is
called an antecedent river.
Avg height is =6000mts.
Important Mountain ranges of this region are :
Mount everest (8848m)
Kanchenjunga (8598m)
Makalu (8481m)
Dhaulagiri (8172m)
Nanga parbat (8126m)
Annapurna (8076m)
Nanda Devi (7817m)
Badrinath
Kedarnath
Nandakot
Snow Line :