It is important to make check dams across the flooded gullies because they
(i) hold water for irrigation
(ii) hold water and prevent soil erosion
(iii) recharge ground water
(iv) hold water permanently

Options

A. (i) and (iv)
B. (ii) and (iii)
C. (iii) and (iv)
D. (ii) and (iv)

Answer

B

Explanation

Small check dams or temporary dams across the flooded gullies helps to prevent adverse effects of flooding on nearby areas and land.