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

Related Mcqs:

1. Soil erosion factors include:

   A. Amount of rainfall
   B. Slope length
   C. Slope gradient
   D. Soil erodibility
   E. All of the above

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

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

5. Soil erosion is prevented by:

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

6. Soil erosion can be prevented by:

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

7. Soil erosion can be reduced by:

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

8. Main indicator of soil erosion is:

   A. Deforestation
   B. Afforestation
   C. Ozone layer
   D. Goats and grazing animals

9. _______ mountains of Pakistan are subject to heavy soil erosion:

   A. Northern
   B. Western Baluchistan ranges
   C. Southern
   D. Eastern

10. Degraded zone includes the area with heavy soil erosion:

    A. Acacia modesta
    B. Capparis aphylla
    C. Salvadora oleoides
    D. All of the above