Q.
With reference to soil conservation, consider the following practices:
I. Crop rotation
II. Sand fences
III. Terracing
IV. Wind breaks
Which of the above are considered appropriate methods for soil conservation in India.
[A]
I, II and III only
[B]
II and IV only
[C]
I, III and IV only
[D]
I, II, III and IV
Answer & Explanation
Option: [D]