Which one of the following rivers is not a left bank tributary of river Alakananda ?

Correct option is C

The correct answer is (c) Mandakini

The Mandakini River originates from the Sumeru Glacier above the Kedarnath Temple. It is a tributary of the Alaknanda River, which eventually merges with the Ganges in Uttarakhand.

Key Features of Mandakini River:

• Source: Chorabari Glacier, near Kedarnath.
• Length: Approximately 81 kilometers, flowing through Rudraprayag and Sonprayag districts.
• Major Confluences:
  • At Sonprayag, it merges with the Songanga River.
  • At Rudraprayag, it joins the Alaknanda River.
• Religious Significance: Flows past the Madhyamaheshwar Temple in Ukhimath and is significant in Hindu pilgrimage.

Additional Information about Alaknanda River:

• Source: Satopanth Glacier near Badrinath in Uttarakhand.
• Length: Approximately 195 km.
• Major Tributaries:
  • Right Bank: Mandakini
  • Left Bank: Pindar, Nandakini, Dhauliganga

Confluences (Panch Prayag):

1. Vishnuprayag: Dhauliganga joins Alaknanda.
2. Nandaprayag: Nandakini joins Alaknanda.
3. Karnaprayag: Pindar joins Alaknanda.
4. Rudraprayag: Mandakini joins Alaknanda.
5. Devprayag: Bhagirathi joins Alaknanda to form the Ganga.

Significance:

• Sacred in Hinduism due to the Panch Prayag confluences.
• Vital for irrigation, hydropower, and pilgrimage in the Himalayan region.