User:Greennave/Personal/Educational/Science/PlantsForFood


 * plants living
 * need oxygen, water
 * some green
 * dont need anything except light and water
 * plants build up from C02 in air
 * grow new leaves with CO2 we breath out
 * plant+water=heavier
 * provide us with food
 * people eat vegetables, veges=plants
 * meal=veges/meat
 * all food comes from plants or animals
 * most important food for animals is grass
 * people live from