Which river is known as the 'Sorrow of Odisha'?
- Mahanadi
- Brahmani
- Baitarani
- Subarnarekha
Answer: Mahanadi
The Mahanadi River is called the 'Sorrow of Odisha' due to its history of devastating floods in the coastal plains. The Hirakud Dam was built to control floods and provide irrigation. The river originates in Chhattisgarh and flows into the Bay of Bengal.