Question

what is soil erosion ? what measuers should be taken to prevent soil erosion in hilly areas​

Answer 1

hey mate here is ur answer

soil erosion is the process where the top layer of soil is washed away due to physical and chemical variations

in hilly areas soil erosion can be prevented by a few measures like

terrace farming this helps in regulating the water speed and prevent soil erosion

hope this helps

any doubts could be clarified in comments