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Because, they swallow the soil to make it fertile.
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∙ 13y ago
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How does oil affect earthworms?
Earthworms are an important part of the soil environment, and the growth of plants. Oil is deadly to earthworms.
How do earthworms make soil healthy?
Earthworms make soil healthy by going underground
Why is earthworms good for the soil?
Because earthworms eat just about every other organism in the soil.
Why are earthworms needed for soil?
they fertilize the soil
Does soil reproduce?
No, but the earthworms in the soil reproduces.
How do earthworms aid in weathering?
The answer is that earthworms help to build soil and fertilize
How living organisms like earthworms play an important role in conserving soil?
I dont know ask your teacher
What takes in food from the soil and helps enrich the soil?
earthworms
Why do gardeners add earthworms to their soil?
they add fertility to the soil
In what layer of soil do earthworms live?
they live in rachin soil
Why do you have earthworms?
Earthworms help decompose organic matter in compost heaps and in the soil.
Why are earthworms considered a farmers friend?
Earthworms are a gardeners best friend. They have a important part in improving garden soil. Worms exist in a lot of different types of soils but the healthier the soil the more earthworm activity you will see. A good healthy soil is a soil that is full of organic matter , has good aeration and retains moisture well. Earthworms don't have lungs. They breath through there skin by absorbing the oxygen in from the soil and releases carbon dioxide
