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प्रश्न
It is important to make small check dams across the flooded gullies because they
- hold water for irrigation
- hold water and prevent soil erosion
- recharge ground water
- hold water permanently
पर्याय
(i) and (iv)
(ii) and (iii)
(iii) and (iv)
(ii) and (iv)
उत्तर
(ii) and (iii)
Explanation -
Small check dams are made across the flooded gullies to hold water, prevent soil erosion and recharge ground water.
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