Losses of soil water not includes_________?

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. 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

4. Soil moisture and ET losses are_________________?

   A. Inversely related
   B. Directly related
   C. Not related
   D. Occasionally related

5. 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

6. 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

7. Water occupied the larger soil pores and moves down readily under the force of gravity. Water in excess of the field capacity is termed:

   A. Capillary water
   B. Hygroscopic water
   C. Gravitational water
   D. None of the above

   Submitted by: Shafiq Rehman

8. The soil samples are dried at _______________, for gravimetric soil analysis?

   A. 110 ⁰C
   B. 120 ⁰C
   C. both A and B
   D. 105 ⁰C

   Submitted by: Shafiq Rehman

9. 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

10. __________________ systems play a crucial role in increasing soil organic C storage and reducing net emissions of greenhouse gases in addition to soil erosion control:

    A. Engineering
    B. Agroforestry 
    C. Cultivating
    D. All of the above

    Submitted by: Shafiq Rehman