Biology 2015 E.C - 2023 G.C 2014 E.C - 2022 G.C Chemistry 2015 E.C - 2023 G.C Civics and Ethical Education 2015 E.C - 2023 G.C English 2015 E.C - 2023 G.C Geography 2015 E.C - 2023 G.C History 2015 E.C - 2023 G.C Physics 2015 E.C - 2023 G.C Biology - Grade 12 -2022 G.C Grade 12 students can now access their exam results by visiting the Educational Assessment and Examination Services (EAES) website. 12345678910111213141516171819Next EDUCATIONAL ASSESSMENT AND EXAMINATIONS SERVICE (EAES)ETHIOPIAN SECONDARY SCHOOL LEAVING CERTIFICATEEXAMINATION (ESSLCE)BIOLOGY, TIKIMT 2014/15 (OCTOBER 2022) 1. Bacterial cell wall is unique due to its chemical composition. freely permeability. selective permeability. mechanical support. 2. Which genus of bacteria oxidize hydrogen sulphide to sulphate and make sulphate ions available to be taken by plant roots from the soil? Klebsiella Desulphovibrio. Azotobacter Thiobacillus 3. Which one of the following diseases is caused by food poisoning bacteria? Candidiasis Salmonellosis Tuberculosis Pneumonia 4. Which one of the following is correct concerning the reproductive cycles of viruses? Both lytic and lysogenic life cycles release new viruses without the genetic alteration of the host cell. In lysogenic life cycle the DNA of the virus integrates with the host cell's DNA. Both lytic and lysogenic life cycles undergo the same life cycle but ending with different results. In lytic life cycle, viruses are released without killing the host cell. 12345678910111213141516171819Next We have provided these questions from previous years grade 12 Ethiopian Secondary School Leaving Certificate Examination (ESSLCE) exams with the sole purpose of assisting students in their studies and preparations for upcoming exams. Please be aware that these questions are not indicative of future exam content. Good luck with your studies!