Like the world's most efficient factory, the green plant is constantly producing nourishment in the form of sugar, starch, fat and protein. The raw materials it uses are carbon-dioxide from the air and water from the soil. This series of slides shows students how this remarkable factory works and explains the many benefits it bestows upon humankind. 1. Green leaf - cs/st (110X) 2. Green leaf - cs/st (350X) 3. Root hair - wm/st (35X) 4. Vascular bundles - cs/st (145X) 5. Leaf - with and without sunlight - wm/st (35X) 6. Leaf - variegated - wm/st (35X) 7. Starch grains - wm/unstained (135X) 8. Bean seed - wm/st (2X)