Assamese class 10 science chapter 7 July 8, 2019 16 32 64 128 Class 10 science chapter 7 assamese medium mcq Class 10 science chapter 7 assamese medium solutions Class 10 science chapter 7 assamese medium daily assam Class 10 social science chapter 7 question answer assamese medium Xursand razzoqov 8 mavzu Razzoqov xursand 10 mavzu