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 -2023 G.C Grade 12 students can now access their exam results by visiting the Educational Assessment and Examination Services (EAES) website. Previous123456789101112131415161718192021Next 85. This item is based on the following diagram which depicts structural formula of a biological molecule.The molecule represented by the above structure is cellulose. amylopectin. fatty acid. glycerol. 86. What is the function of dermis of the skin? It acts as protection against heat loss. protects the entry of pathogens into the body. forms a waterproof around the body tissue. contains blood vessels and sweat glands. 87. Children who play by spinning round and round fast, when they stop, they feel dizzy. Why? The otoliths round in the same direction with the head. The optic nerves reports that the children are still moving. The fluid in their semicircular canals keeps on moving after they stop. The sensory hairs vibrate highly in response to movement of their body. 88. When does menstruation start in women with no obvious reproductive a health problem? It happens when the fertilized ovum reaches the uterus and attaches into the thick, spongy lining. the FSH stimulates the development of a follicle in the ovary and the egg ripens. pregnancy occurs and the embryo obtains nourishment and oxygen. thick spongy lining of the uterus detaches in the absence of pregnancy. 89. Which one of the following sentences is correctly matched with the function of kidney structures? Bowman's capsule - acts as a filter to produce urine Cortex- monitors the osmotic pressure of the blood Glomerulus concentrates urine and conserves water Loop of Henle - involved in ultrafiltration Previous123456789101112131415161718192021Next 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!