_______ mountains of Pakistan are subject to heavy soil erosion:

Related Mcqs:

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

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

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

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

3. Soil erosion factors include:

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

4. 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

5. Odum has described soil erosion as:

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

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

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

7. 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

8. Soil erosion is prevented by:

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

9. Soil erosion can be prevented by:

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

10. Main indicator of soil erosion is:

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