Pheretima posthuma (earthworm) is highly useful as or Most important u – InterviewSolution

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1.	Pheretima posthuma (earthworm) is highly useful as or Most important use of earthworm isA. Their burrows make the soil looseB. They make the soil porous leave their castings and take organic debris in the soilC. They are used as fish mealD. They kill the birds due to biomegnification of chlorinated hydrocarbons
Answer» Correct Answer - B

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