Question

Why is land ploughed and levelled before sowing
in short
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Answer 1

Explanation:

Land is ploughed before sowing to allow the passage of air through the soil particles and allow percolation of water to the bottommost layer of soil. After ploughing the land is levelled so that birds, winds and other agents can't displace the seeds..

Answer 2

it helps the root to penetrate deep into the soli. the loose soil always the plants to breathe evn when their roots are deep down inside~