Main indicator of soil erosion is:

Related Mcqs:

1. Removal of top soil by soil erosion result in the loss of soil:

   A. Nitrites B. Nitrates C. Nitrogen D. Nitric and nitrous acids...

2. An important agrostological technique to check soil erosion in the initial stages is:

   A. Ley farming B. Land retirement C. Basin listing D. Contour farming...

3. The soil erosion on slopes proceeds in the following manner:

   A. Gully – Rill – ravine B. Rill – Ravine – Gully C. Rill – Gully – Ravine D. Ravine – Rill – Gully...

4. Odum has described soil erosion as:

   A. Soil pollution B. Creeping death of soil C. Loss of living stratum D. Loss of feeding zone...

5. Soil erosion in plains consequent to rain fall is initiated by:

   A. Rill erosion B. Sheet erosion C. Gully erosion D. All of these...

6. Soil erosion can be prevented by:

   A. Allowing herbivorous animals to graze excessively B. Growing plants to form a soil cover C. Making the land slopy D. Increasing fertility...

7. Soil erosion is prevented by:

   A. Afforestation B. Deforestation C. Denudation D. Overgrazing...

8. Soil erosion can be prevented by:

   A. Deforestation B. Heavy rains C. Afforestation D. Over grazing...

9. Soil erosion can be reduced by:

   A. Reducing over grazing B. Planting proper plants C. Making dams D. All of those...

10. One of the following crops is the most effective in controlling soil erosion:

    A. Cotton B. Pigeon pea C. Green gram D. Maize...