Which one of the following is not used in org | vedclass

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(A) $Glomus$ (fungi),earthworms,and $Oscillatoria$ are used in organic farming.$(i)$ $Glomus$ acts as a mycorrhiza,absorbing phosphorus from the soil

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Snail

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(A) $Glomus$ (fungi),earthworms,and $Oscillatoria$ are used in organic farming.$(i)$ $Glomus$ acts as a mycorrhiza,absorbing phosphorus from the soil and transferring it to the plant.$(ii)$ Vermiculture,involving earthworms,is recognized as one of the best ways to restore soil health and fertility.$(iii)$ $Oscillatoria$ is a cyanobacterium that fixes atmospheric nitrogen,thereby increasing the organic matter and nutrient content of the soil.$(iv)$ Snails are not used as biofertilizers in organic farming; in fact,they are often considered pests in agricultural fields.

Which one of the following is not used in organic farming?

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