After a few days, the citellum makes a hard ring of material, which slips forward and collects eggs and sperm as it moves over the openings. After the ring comes off the worm, the ends seal up. The cocoon may carry 20 eggs, which hatch after about 12 weeks. Although some species of the earthworm like to eat dead plants, dead herbage, dead leaves, or animal dung, other species prefer to feed on fungi and microorganisms. It is made up of oxygen, phosphorus, and nitrogen.
Water is used to refresh humans, animals, and plants.
Because of so much use, water is rapidly disappearing. Salt water cannot be used for human drinking water because of it s harsh and bitter taste. SOIL Soil is the granular matter that pretty much forms the top layer of a lot of land on the planet Earth. Plants everywhere need soil to grow. The soil stabilizes the plants and gives them nutrients.