How do earthworms improve soil?

Question

Anyone?

Answer 1

they make little tunnels to aerate the soil & they leave their castings (poop) behind for fertilizer

Answer 2

I think I do this project during my primary 6. Earthworms will dig turnnel in the soil, this will mix the soil and let air flow in the soil.

Answer 3

Earthworms devour in straightforward words lifeless plan5t count number and their castings( feces) are very wealthy in nitrates, their tunnels aerate the soil and let water to sink in that could in the different case run off';some micro organism are beneficiall and others are literally not

Answer 4

By the birds digging and scrambling for them in the soil and poop them on the grounds by their digested wiggling creation. :o)

Also by the rain penetrating the soil of the disturbed soil left by all creatures in acquiring the earthworms!

Also by the chemical decompositions of their left over that died as they munch them.

Also of people who would like to use them as fish bait, and soil was disturbed for all the elements to sipped in in the soil.

Also of the reason that you may find acceptable for the others to score the score I would like to get...but seems like all of them is good. :o)

Answer 5

they improve it by letting the soil breath

Answer 6

airation, creating great drainage for the soil..also they make their own "compost" by digesting and eleminating elements found in the soil

Answer 7

when they burrow through the soil it brings oxygen, hydrogen and other gases helping the roots(plants).

Answer 8

I agree to the first 3 answers...this answer is the best.

Answer 9

The first answer seems complete enough.