Which of the following National Waterways is the longest in India?

Correct option is B

The correct answer is: (b) Ganga-Bhagirathi-Hooghly River System (Haldia – Allahabad)
Explanation:
· National Waterway 1 (NW-1): Haldia to Prayagraj (Allahabad) via Ganga-Bhagirathi-Hooghly is the longest inland waterway in India, measuring over 1,620 km.
Information Booster:
· Covers states: West Bengal, Bihar, Jharkhand, UP.
· Used for cargo transport and cruise tourism.
· Managed by Inland Waterways Authority of India (IWAI).
· Part of Jal Marg Vikas Project.
· Enhances eco-friendly freight movement.
· Funded with assistance from the World Bank.
Additional Information:
· Brahmaputra River (NW-2) – Second longest.
· West Coast Canal (NW-3) – Kerala region.
· Buckingham Canal (NW-4) – Runs through Tamil Nadu & Andhra.