River system in India Flashcards
(124 cards)
A river drains the water collected from a
specific area, which is called its ‘
catchment area’.
An area drained by a river and its tributaries
is called a
drainage basin
When the rivers originate from a hill and flow in all directions, the drainage pattern is known
as
‘radial eg Amarkantak plateau
When the primary tributaries of rivers flow parallel to each other and secondary tributaries
join them at right angles, the pattern is known as
‘trellis’.
When the rivers discharge their waters from all directions in a lake or depression, the
pattern is know as ‘
centripetal
The boundary line separating one drainage basin from the other is known as the
waterdivde
catchments of smal rivers are known as
watershed.
Major river basin area
more than 20000 sq km
medium river basin area
2000 to 20000 sq km
Minor
less than 2000 sq km
sorrow of Bihar
Kosi
Mighty river Indo Brahma or shiwalik during which era
Miocene period
water divide between Indus and ganga river system
delhi ridge
Dismemberment of Indi brahma river
Pleistocene era
Source of Indus (SIndhu river)
Glacier near Bokhar Chu
Jhelum source
a spring at Verinag in the south-eastern part of the Kashmir Valley.
Chenab source
iginates from near the Bara Lacha Pass in the Lahul-Spiti part of the Zaskar Range
The Ravi has its source in
Kullu hills near the Rohtang Pass in Himachal Pradesh.
Beas originates near the
Rohtang Pass n the southern end of the Pir Panjal Range, close to the source of the Ravi.
e Satluj rises from the
Manasarovar-Rakas Lakes in western Tibet
In Tibet, Indus is known as
‘Singi Khamban;
Indus flows between
Ladakh and Zaskar range
Indus enters into Pakistan near
Chillar in the Dardistan region
Indus recieves Kabul river at right bank near
Attock hill