Hi, we know you need Sahiwal Board Biology past papers for 9th Class, Matric, SSC Level, O-Level, and IX. The highly professional Assistant DR. MOHSIN AHMAD KHAN made these past papers spent 26 years at the University of the Punjab Lahore. These class 9 biology past papers follow the Punjab SNC (Single National Curriculum) and are free to download on your phone. We uploaded the latest Biology edition papers from the Punjab Curriculum Board (PCTB), Lahore. Do you want to download it? Click the blue download button above to start downloading in a few seconds. These past papers contain questions from the Bise Sahiwal Boards. Punjab Curriculum and Textbook Board (PCTB) is currently using these past exams for the upcoming exams.