The capacity of a soil to function on sustained basis promoting plant and animal health:

Related Mcqs:

1. The capacity of a soil to function on sustained basis promoting plant & animal health:

   A. Soil neutrality
   B. Soil quality
   C. Both a & b
   D. None of these

   Submitted by: Shafiq Rehman

2. 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

3. Soil pores created by the animal such as earthworm and plant root are called_________?

   A. Biopores
   B. Diameter
   C. Mesopores
   D. Microspores

   Submitted by: Hakeem Taj Shapuki

4. 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

5. 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

6. Physical condition of soil for plant growth is called___________________?

   A. Granulation
   B. Tillage
   C. Tilth
   D. All the above

7. Journal ‘Plant and Soil’ is published from__________?

   A. USA
   B. Japan
   C. The Neterlands
   D. Pakistan

   Submitted by: Shafiq Rehman

8. From the sources of plant nutrients availability in soil, which of the following statements are correct:

   A. The plant absorbs carbon as carbondioxides directly from the atmosphere.
   B. Water is the source of hydrogen
   C. Air & water is the source of oxygen & the chief source of soil nitrogen is organic matter & when organic matter decomposes it gives ammonia.
   D. All of the above

   Submitted by: Shafiq Rehman

9. The study of relationship between soil properties & plant production is known as:_________?

   A. Pedology
   B.  Soil Science
   C. Agronomy
   D. None of these

   Submitted by: Shafiq Rehman

10. A soil is classified as sodic soil when______________________?

    A. EC is 8.5
    C. SAR is >13
    D. All the above