Question

2. Describe the formation of Gangs- brahmaputra plains
and write there regional distribution ​

Answer 1

Answer:

The Ganga Brahmaputra basin is situated at 10°N to 30°N in the sub-tropical region. The basin is formed as a result of the many tributaries from Ganga and Brahmaputra river. ... The tributaries of the Brahmaputra joining the basin are Teesta and Meghna. Ganga and Brahmaputra rivers originate from the Himalayas.

Answer 2

Explanation:

The ganga plains: These plains are formed by the Ganges and its tributaries like Gandak,Yamuna,Ghagra,Kosi,Son,Chambal etc. It is 550km long and 380km broad.These are divided into three sub divisions:

(1) Upper ganga plains: These plains are known as ganga yamuna doab.These plains have been formed by Ganga, Yamuna,Ramganga,Sharda,betwa,gomti rivers.These includes bhaber and terai plains.

(2) Middle Ganga plains: These plains are found in eastern Uttar Pradesh and Bihar these plains are also called the plains of Bihar or mithila.

(3) Lower Ganga plains: The length of these plains is 580 km and width up to 200 KM these plains have been formed by alluvial deposited by river Tista jaldhaka 1/3 part of this plains is the Sundarban delta which is the largest delta of the world

(4) brahmputra plains:This plains is also called the plain of Assam this extend from Dhubri in west to foot hills of the eastern Himalaya these plains have been formed by the soil deposited by river Brahmaputra and its tributaries.