Q. Consider the following pairs:

1. National Waterway 9 - Alappuzha to Kottayam
2. National Waterway 6 - Lakhipur to Bhanga
3. National waterway 5 - Talcher to Dhamra

Which of the above is/are correct?
Answer: 1, 2 & 3
Notes: National waterway 5 covers the state of Odisha and a part of West Bengal. It runs a total length of 623 km of which 91 km is within West Bengal and the remaining 532 km is in Odisha. National waterway 9 is a notified waterway which connects Alappuzha-Kottayam-Athirampuzha Canal. National Waterways 6 is a waterway between Lakhipur and Bhanga of the Barak river.