human body A, Cerebrum B, Cerebellum C, Medulla oblongata D, Obtic lobe 4. Which one of the following has high water potential value than the rest? A. Animal cell B, Pure water C, Blood D, Milk 5. Which one of the following groups of organisms that cannot fix atmospheric Nitrogen? A, Prokaryotes B, Bacteria C, Eukaryotes D, Rhizobium 6. Which one of the following organs convert lactic acid accumulated in the muscle cells into pyruvic acid? A, Liver B, Kidney C, Heart D, Lung 7. The rate of osmosis can be determined by A, The number of carrier proteins in the cell membrane B, Thickness of the cell membrane C, the number of channel proteins in the cell membrane D, the amount of ATP present 8. Which one of the following is not the function of the cell membrane? A, Controls the cell's activity C, Controls what inters & leaves the cel B, Isolates the cell from its environment D, Communicate with other cells 9. The fluidity of the cell membrane is highly determined by one of the following substances one is it? A,Glycogen B, Chlesterol C, Glycoprotein D, Polysaccharid 10. Which one of the following activities can be performed by both prokaryotes and eukaryo A, Nitrogen fixation C, Protein synthesis B. True gamete formation D. Mitochondrial respiration