Article Detail Which is longest river of South India ? Answer: Godavari Similar Questions : 1. Which is the longest Platform ? Answer: Gorakhpur railway station, Uttar Pradesh, India (1355.40 meters) 2. Which is the longest road in India ? Answer: Grand Trunk Road (2500 Km) 3. Which is Longest national highway of India ? Answer: NH-7 ( Varanasi to Kanyakumari - 2,369 km) 4. Which is the deepest lake of the world ? Answer: Lake Baikal 5. Which is biggest planet ? Answer: Jupiter 6. Which is Largest library in the world ? Answer: United State Library of Congress, Washington D.C. 7. Which is the largest Mosque in World ? Answer: Masjid al Haram (Saudi Arabia) Read more from - Longest and Largest