Article Detail Which is longest tributary river of India ? Answer: Yamuna Similar Questions : 1. Which is Largest forest state of India ? Answer: M.P. 2. Which is longest river of South India ? Answer: Godavari 3. Which is the highest dam in India ? Answer: Tehri Dam on Bhagirathi River in Uttarakhand (Height of 260 metres) 4. Which is Longest national highway of India ? Answer: NH-7 ( Varanasi to Kanyakumari - 2,369 km) 5. Which is largest Delta of India ? Answer: Sundarban (W. Bengal) 6. Which is Place of heaviest rainfall ? Answer: Mausinram (Meghalaya) 7. Which state is largest by Population ? Answer: Uttar Pradesh Read more from - Longest and Largest