Q. Which river forms the northern boundary of Ludhiana district in Punjab?
Answer:
Sutlej River
Notes: Sutlej River marks Ludhiana district’s northern boundary in Punjab. Other important rivers are Beas, Ghaggar, and Ravi, all flowing through Punjab. Ludhiana is an industrial hub, and the Sutlej is crucial for irrigation, supporting regional agriculture and canal systems like Sirhind and Bhakra canals.