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...