This worksheet helps students review and practice the functions of cell organelles while reinforcing their knowledge of cell structure. It includes: A table of major organelles (nucleus, cytoplasm, cell membrane, mitochondria, ribosome, rough ER, smooth ER, Golgi apparatus, lysosomes) where students write the function of each. A labeled diagram of a cell for visual learning. Perfect for: Middle school biology (Grades 6–9) Classwork, homework, or review activities Teaching and reinforcing