Q. Which rivers are major tributaries of the Son River?
Answer: Rihand, North Koel, Kanhar
Notes: Major Son tributaries include Rihand, North Koel, Kanhar, Ghaghar, and Banas. They drain central and eastern India, aiding irrigation and ecology. The Son River is a significant Ganges tributary, with its basin covering multiple states such as Madhya Pradesh and Uttar Pradesh.