Question

difference between fallow land nd cultureable waste land

Answer 1

A piece of land that is normally used for farming but that is left with no crops on it for a season in order to let it recover its fertility is an example of land that would be described as fallow.
The arable land that is not taken up for cultivation is called culturable wastleland. The land once used for cultivation but was unploughed for five years also fell in this same