Q57
How can soil erosion be controlled on hill slopes?
A.
Forestation
B.
Step farming
C.
Strip cropping
D.
Linear contour ploughing
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
soil erosion be controlled on hill slopes by Linear contour ploughing. For contour ploughing the mounds are made with digged zones adjacently at the edge of contours to control soil erosion. This practice takes place in hilly areas where land is not uniform.