Which one of the following place is the confluence of the river Alakhnanda and the Bhagirathi?

The Correct answer is Dev Prayag.

Important Points

• Devaprayag is the place of confluence of the Bhagirathi and Alaknanda River. 
• Vishnuprayag is the place of confluence of the Dhauliganga  and Alaknanda River. 
• Rudraprayag is the place of confluence of the Mandakini and Alaknanda River. 
• Karnaprayag is the place of confluence of the Pindar and Alaknanda River. 
• Nandaprayag is the place of confluence of the Nandakini and the Alaknanda River. ​

Additional Information

• Alaknanda river is one of the headstreams of the Ganga. 
• It rises at the confluence and feet of the Satopanth and Bhagirath glaciers in Uttarkhand.
• It meets the Bhagirathi River at Devprayag after which it is called as the Ganga.
• Its main tributaries are the Mandakini, Nandakini, and Pindar rivers.
• Bhagirathi river is one of the two most important headstreams of the Ganga which meets the Alaknanda at Devprayag to form the Ganga
• It rises at the foot of Gangotri Glacier, at Gaumukh, at an elevation of 3892m at the base of Chaukhamba peak in the Uttarkashi district of Uttarakhand.
  • Dhauliganga river originates from Vasudhara Tal, perhaps the largest glacial lake in Uttarakhand.
• It is one of the important tributaries of Alaknanda, the other being the Nandakini, Pindar, Mandakini and Bhagirathi.
• Dhauliganga is joined by the Rishiganga river at Raini.
• At Devprayag, the Bhagirathi meets the Alaknanda. Hereafter, it is known as the Ganga.
• The Alaknanda has its source in the Satopanth glacier above Badrinath. 
• The Alaknanda consists of the Dhauli and the Vishnu Ganga which meet at Joshimath or Vishnu Prayag. 
• The other tributaries of Alaknanda such as the Pindar join it at Karna Prayag while Mandakini or Kali Ganga meets it at Rudra Prayag. 
• The Ganga enters the plains at Haridwar.