The Mahanadi and Krishna rivers are said to be the coastal plains.

Key Points

• The Mahanadi and Krishna rivers are said to be the coastal plains associated with the Northern Circle.
• The Northern circle refers to the northern coastal plains of India.
• Other options such as Malabar Plain, Karnataka Ground, and Konkan Maidan refer to different geographical regions in India.
• The Northern circle includes the coastal plains along the eastern coast of India.

Additional Information

• The Mahanadi River flows through the states of Chhattisgarh and Odisha, and the Krishna River flows through Maharashtra, Karnataka, Telangana, and Andhra Pradesh.
• The coastal plains of India are divided into the western coastal plains and the eastern coastal plains.
• The eastern coastal plains are broader and are characterized by river deltas, including the Mahanadi and Krishna deltas.
• The western coastal plains are narrower and include regions like the Konkan coast, Malabar coast, and Karnataka coast.