Q.14279: बिहार में सबसे प्राचीन नहर प्रणाली है |
बिहार में सबसे प्राचीन नहर प्रणाली है - The oldest canal system in Bihar is - Bihar Me Sabse Pracheen Nahar Pranali Hai Bihar Gk in hindi, Canals and Irrigation Son Canal question answers in hindi pdf Triveni Canal questions in hindi, Know About tiur Nahar Bihar Gk online test Bihar Gk MCQS Online Coaching in hindi quiz book Dhaka Nahar