Multiple choice general knowledge National Highway-7(NH7) connects: Chennai and Kolkatta Varanasi and Kanyakumari Mumbai and Amritsar Guwahati and Trivandrum Reveal answer Fill a bubble to check yourself B Correct answer Explanation National Highway 7 (NH-7), now renumbered as NH-44, is the longest highway in India running from Varanasi in Uttar Pradesh to Kanyakumari in Tamil Nadu. It connects North India to South India, spanning approximately 2,369 km.