Junas, MBOSE previous year papers and sample papers are necessary to analyse and understand the exam patterns and the important areas to work upon in order to perform well in the exams. Through the previous year papers and by answering and analysing them, students can know about exam pattern, marking scheme and the style of  asking the question. Here I am providing the link where you can download the history HSSLC MBOSE previous year papers and hope that they would help you in your preparation

https://school.careers360.com/download/sample-papers/mbose-hsslc-history-2019-question-papers