Kathmandu, 13 December : The snowfall in Dolpa district has badly affected the annual exam at schools that kicked off on Thursday. Upper and mid-hill of Dolpa is blanketed with snow, bringing biting cold. However, the students are bound to sit in the exams. The snowfall and cloudy weather caused students shivering, said teacher Harish Joshi from Laxmi Secondary School at Thulobheri municipality. The students faced difficulty to write owing to numbness. The school has however made fire in its premises in a bid to fend off cold. People's News Monitoring Service