The basic form of present day Universal soil loss equation (USLE), initially involved the use of factors such as ________?

Related Mcqs:

1. Any material such as straw, sawdust, leaves, plastic films, & loose soil that is spread upon the surface of the soil to protect the soil & plant roots from the effects of raindrops, soil crusting, freezing or evaporation:

   A. Mull
   B. Mulch
   C. Mycorrhizae
   D. Muck

   Submitted by: Shafiq Rehman

2. 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

3. Pedogenic processes bring about changes in the parent materials in the form of _____________________, within the soil body (soil profile)?

   A. Additions, losses
   B. Transfers and transformations
   C. both A and B
   D. None of the above

   Submitted by: Shafiq Rehman

4. Nitrogen & sulphur dioxide liberate from motor vehicles & industries. Nitrogen & Sulphur gases dissolve in the water vapour of atmosphere & form nitric & sulphuric acid. This rain water falls on soil as__________ & contaminates soil also:

   A. Acid rain
   B. Neutral rain
   C. Both A & B
   D. None of the above

   Submitted by: Shafiq Rehman

5. The kind, rate and intensity and pedogenic processes are controlled by ________ ,soil-forming factors?

   A. 6
   B. 7
   C. 4
   D. None of the above 

   Submitted by: Shafiq Rehman

6. The availability of essential nutrients from soil to the plants is controlled by the ________ properties of soil:

   A. Physical
   B. chemical
   C. Biological
   D. both A & B

   Submitted by: Shafiq Rehman

7. The water loss through transpiration from vegetative and evaporation from soil surface is known as__________________?

   A. Evaptranspiration
   B. Transpiration
   C. Evaporation
   D. Guttation

8. Who gave the equation for study of soil property ?

   A. Ziebig
   B. Newton
   C. Neil
   D. Jenny

9. An expression of the intensity of the basic or a acidic condition of a liquid or of soil is called_____________________?

   A. ESR
   B. SAR
   C. EC
   D. pH

10. Loss of nitrogen in the form of NH3 in alkaline medium is known as_________?

    A. Denitrification
    B. Leaching
    C. Volatilization
    D. None of these

    Submitted by: Shafiq Rehman