One direct use of earthwarms to farmers is [MP PMT 1986] – McqOptions

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1.	One direct use of earthwarms to farmers is [MP PMT 1986]
A.	Allowing sunlight to pass in upper layers of soil
B.	Enrichment of soil by nephridial excretions
C.	Removal of dead leaves
D.	Killing of some harmful insects
Answer» C. Removal of dead leaves

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