Is it a good practice to remove grass and small plants that are growing in an open, unused field? Give reason to support your answer

Is it a good practice to remove grass and small plants that are growing in an open, unused field? Give reason to support your answer.
Answer:
No, it is not a good practice. Plants cover the soil surface and their roots bind the soil particles and hold them in place. During strong winds and rains they prevent soil erosion and thereby protect the topsoil.