The correct order of drainage basins from north to south is:

Correct option is A

Ans. (a)
Explanation
The drainage system of Rajasthan consists of rivers that either flow into the Bay of Bengal (Eastern Drainage) or disappear in inland basins (Western Drainage). The correct order of drainage basins from north to south is:
1. Sabi River (originates near Jaipur, flows northeast).
2. Banganga River (a tributary of the Yamuna, flows through Jaipur and Bharatpur).
3. Berach River (a tributary of the Banas, flows through Chittorgarh).
4. Som River (a major tributary of the Mahi River, flows in southeastern Rajasthan).
Information Booster
· Sabi River originates near Jaipur and flows northeast.
· Banganga River joins the Yamuna River system.
· Berach River is a tributary of the Banas River.
· Som River is a tributary of the Mahi River.
· Rajasthan’s rivers have both inland and outflowing drainage systems.