Q. In which of the following ways can soil be conserved? 1. Contour ploughing 2. Terracing 3. Shifting cultivation 4. Crop rotation (Solved)
1. I, II and IV
2. II, III and IV
3. II and IV
4. I and III
- a. I, II and IV
1. I, II and IV
2. II, III and IV
3. II and IV
4. I and III