• Sutuma Edessa

The objective of the assessment was to investigate the ranges of prescribed of grade nine biology lessons portions coverage and omission in Abdissa Aga, Senna, Jiren and Mettu Secondary Schools found in Oromia Regional National State. Data collection tool was through questionnaires containing five levelled scored percentile expression categorized as 1)0-24,2)25-49,3) 50-74, 4) 75-84 and 5) 85+% composing of detail lists of all contents of six units of the student textbooks of grade nine biology including sections, lesson topics, activities, review questions, summary and endnotes. Questionnaires were distributed to 200 students of grade 10 of four Secondary Schools (50 students each) who have attained grade nine and eight grade nine biology teachers who have taught the portions.

Checklists, Coverage, Lessons, Omission, Portion and Units

"Assessments on portion coverages of prescribed grade nine biology lessons in Abdissa Aga, Senna, Jiren and Mettu Secondary Schools ", International Journal of Emerging Technologies and Innovative Research (www.jetir.org), ISSN:2349-5162, Vol.10, Issue 9, page no.c125-c136, September-2023, Available :http://www.jetir.org/papers/JETIR2309213.pdf

"Assessments on portion coverages of prescribed grade nine biology lessons in Abdissa Aga, Senna, Jiren and Mettu Secondary Schools ", International Journal of Emerging Technologies and Innovative Research (www.jetir.org | UGC and issn Approved), ISSN:2349-5162, Vol.10, Issue 9, page no. ppc125-c136, September-2023, Available at : http://www.jetir.org/papers/JETIR2309213.pdf