1. ploughing helps to increase the friendly microbes and worms in the soil which helps in further turning of the soil.
2. ploughing makes the soil loose, which makes the plants easier to breathe through the porous soil.
3. ploughing kills the weeds present in the soil and suffocates them to death.
4. it brings the fresh nutrients to the upper layer of the soil so, that the plants can use them.
5. ploughing helps the plant's roots to penetrate deep into the soil.