Flushing History. Household toilets made between 1980 and 1992 flushed the bowl utilizing the gravitational force of 2.5 to 3.6 gallons of water, which meant that the average homeowner used as much as 18.8 gallons of water daily.
Lesson Summary. A monocot is a type of flowering plant that is characterized by having a single cotyledon, trimerous flowers, and parallel leaf veins. Monocots are economically important as food sources for both humans and animals, and they grow in a variety of habitats, including the tropics.esson Summary. A monocot is a type of flowering plant that is characterized by having a single cotyledon, trimerous flowers, and parallel leaf veins. Monocots are economically important as food sources for both humans and animals, and they grow in a variety of habitats, including the tropics.
Though monocots and dicots share being in a group of angiosperms, monocots are very different from dicots. Monoc9ots have parallel veins that run side by side from each other. Monocots also have flower parts in threes. The vascular tissue of monocots are scattered and a monocot has only one cotyledon.