Why earthworm is called the friend of farmer?


Earthworm is called the friend of farmers because:

i) Earthworm helps in the aeration of the soil. It occurs when the earthworm moves through the soil and loosens it.


ii) The excreta which is released by the earthworm helps to increase the fertility of the soil.


iii) The earthworms which die or decompose and add humus to the soil which increases soil fertility.


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