दक्षिणी-पश्चिमी मानसून के प्रभाव के कारण बिहार में कुल वार्षिक वर्षा की कितने प्रतिशत होती है ? - What is the percentage of total annual rainfall in Bihar due to the effect of south-west monsoon? - Dakshinni - Pashchimi Monsoon Ke Prabhav Ke Karan Bihar Me Kul Vaarshik Varsha Ki Kitne Pratishat Hoti Hai ? Bihar Gk in hindi, Climate 70th question answers in hindi pdf 75th questions in hindi, Know About 60th Bihar Gk online test Bihar Gk notes in hindi quiz book 80th