This search targets to assess the public achienements tests of the basic education certificate prepared by the ministry of education in the light of objectines of biology coures and assessment standards in the syrian ministry of education to achiere this aim ,the researcher has analayzed the scientific content of the grade biology coures and has worked out the behariour objectines for each lesson of the planned coures then he has designed arbitrated the specifications table of the coures to mare sure of its relidity and reliability .