Question

how are nutrients replenished in the soil
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Answer 1

By the process of decomposition

Answer 2

Answer:

Nutrients in the soil are replenished by adding fertilisers and manures. Fertilisers and manures contain plants nutrients and minerals like nitrogen, phosphorus and potassium. Another way to replenish soil is to grow leguminous crops (for example gram, peas, pulses etc.) in the soil.