झारखण्ड के किस शहर को पहाडियों की मल्लिका कहा जाता है ? - Which city of Jharkhand is called Mallika of the hills? - Jharkhand Ke Kis Shahar Ko Pahadiyon Ki Mallika Kahaa Jata Hai ? Jharkhand Gk in hindi, प्रमुख व्यक्तित्व एवं आन्दोलन Dhanbad question answers in hindi pdf Bokro questions in hindi, Know About NetarHaat Jharkhand Gk online test Jharkhand Gk notes in hindi quiz book Rajappa