Q. What relationship are Bhagirathi and Alaknanda rivers known by?
Answer: Sister and sister
Notes: Bhagirathi and Alaknanda are main headstreams of the Ganga River in Uttarakhand. They meet at Devprayag, marking Ganga's origin. Locally, they are called "sisters" due to equal status and similar Himalayan origins. This term signifies their parallel importance as tributaries rather than a hierarchical relationship.