Does Quebec put too much weight on final exams?

Quebec is the only province in Canada where some final exams account for 50 per cent of high school students' final grades. Teachers and students are urging the government to not put so much value in final exams at the end of the year. Michael Wadden is a grade 10 and 11 history teacher at Macdonald High School in Sainte-Anne-de-Bellevue. He spoke to Andrew Carter.