Geomorphologists opine that change of the course of the Kosi river resulted in

'Moribund Delta' is a geomorphological sub-division of which major river delta in India?

The source of Cauvery River lies in –

In which of the following Indian rivers is the upper course fresh water, but the lower course turns saline?

In which of the following rivers, the upper course contains freshwater but saline water flowing at the lower part?

Of the following rivers, the maximum shifting of its course, has taken place in –