An earthworm, while moving, chews up some soil and spits out the same amount of soil back into the ground. The soil which was eaten becomes fertile and more plants will grow on fertile soil. therefore, an earthworm helps a farmer by making soil fertile.
Wet soil
Yes, they fertilize the soil which will help crops grow.
They break down organic matter, and aerate soil.
earthworm and unt
earthworms have a hydrostatic skeleton. An Earthworm is able to move with the help of a fluid-filled chambers functioning like a hydro-skeleton. The earthworm movement in the soil helps in converting large pieces of organic to matter. Earthworms keep the soil structure open through its burrowing actions.
Earthworms naturally aerate the soil which could otherwise become packed and dense.
An earthworm's ability to dig through soil is aided by its strong, muscular body and the hydraulic pressure created by its body fluids. The earthworm's setae, tiny bristle-like structures on its body, also help it grip onto soil particles as it moves. These structures are located along the earthworm's body segments.
worms eat through the soil then it removes its waste
its cylinder like shape and its sliminess helps it be able to slide through the soil with ease.
Bristles also known as setae. They work as legs; they grip to soil with the setae. Setae also can dig through soil.
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earthworm