Bengaluru, Mar 31 (ANI): Staging a protest outside the Pre-University Education (DPUE) department in Bengaluru, students and their parents threw stones at the building over the 12th standard question paper being leaked again and demanded the resignation of the state Education Minister. One protestor climbed to the top of the building, but was brought down by the authorities. Demanding justice, they said that the education ministry is ruining the future of the students. The chemistry examination took place on March 21 was later postponed and rescheduled for today due to a question paper leak. The PUC exams in the state are equivalent to second year intermediate course or Class 12 in central schools.