One of the following is not a form of water erosion:

Related Mcqs:

1. _________ erosion is the removal of a thin layer of soil by water acting over the whole surface. This type of erosion damaged very fertile lands located on slopes, some of which have been eroded to a depth of about 15 cm.

   A. Rain splash rill erosion
   B. Stream bank erosion
   C. Sheet erosion
   D. Gully erosion

   Submitted by: Shafiq Rehman

2. Erosion permitting and erosion resisting crops grow alternatively at right angle to the slope of the land is called as:_________?

   A. Linear planting
   B. Strip planting
   C. Cover planting
   D. All of the above

   Submitted by: Shafiq Rehman

3. Tunnel erosion is the form of:__________?

   A. Rainsplash erosion
   B. Sheet erosion
   C. Rill erosion
   D. Gully Erosion

   Submitted by: Shafiq Rehman

4. Which one of the following plants prevent soil erosion and reclaim water logged soils____________________?

   A. Ber
   B. Guava
   C. Pome granate
   D. All the above

5. According to one estimate, wind and water erosion over ______ % of the Pakistan’s total area?

   A. 46%
   B. 36%
   C. 76%
   D. None of the above

   Submitted by: Shafiq Rehman

6. Water-erosion can be reduced / controlled by:___________?

   A. Provision of surface-cover that intercepts the rain before hitting the soil.
   B. Reducing the amount of runoff by promoting infiltration.
   C. Both a & b
   D. None of the above

   Submitted by: Shafiq Rehman

7. Which is the correct sequence of soil erosion by water:

   A. Rill-Sheet-Gully
   B. Gully-Sheet-Rill
   C. Sheet-Rill-Gully
   D. None of these

   Submitted by: Shafiq Rehman

8. Soil erosion is __________ of soil from one place ti another place by natural agencies (wind & water):

   A. Detachement of soil
   B. Transportation
   C. both A & B
   D. None of these

   Submitted by: Shafiq Rehman

9. Any tillage and planting system that maintains at least 30% of the soil surface covered by residue after planting for the purpose of reducing soil erosion by water:

   A. Deep Tillage
   B. Conservation Tillage
   C. Both a & b
   D. None of these

   Submitted by: Shafiq Rehman

10. Soil additive which stabilizes the soil, improves resistance to erosion, increases to permeability to air & water, improves texture, eases cultivation or otherwise improves soil quality:

    A. Soil amendment
    B. Soil conditioner
    C. Both a & b
    D. None of the above

    Submitted by: Shafiq Rehman