9th class Biological Science Objective type , OMR Based Summative Assessment-1 new pattern model paper,9th class Biological science sa-1 new pattern model paper, 8th class sa-1 Biological science model papers, sa-1 model paper, summative-1 model paper, summative-1 Biological science model paper.
Prepared by :
Sri P.Neelakantaiah,SRP,Z.P. High SchoolT Kamma kandriga ,RC Puram Mandal,Chittoor Dist.
IX CLASS BIOLOGY SA-1 MODEL PAPER IN ENGLISH MEDIUM