कौनसी जाति खेर के पेड़ों से कत्था तैयार करती है ? - Which caste prepares katha from Kher trees? - Kaunsi Jati Kher Ke Pedon Se Kattha Taiyaar Karti Hai ? Rajasthan GK in hindi, Pramukh Janjatiyan Kanzar question answers in hindi pdf Damor questions in hindi, Know About Kathaudi Rajasthan GK online test Rajasthan GK notes in hindi quiz book Bheel