Geography is the science to study the Earth as the center, who said that?

Who is the scholar defining geography as human ecology?

The Central Rice Research Station is situated in?

Which is the smallest district in India 

The old alluvial soil of the Ganga plain is called-

Which of the following groups of rivers have their source of origin in Tibet?

Which Indian state borders Nepal, Bhutan and China with three countries?

The number of bio geographical zones in India are