Journal ‘Plant and Soil’ is published from__________?

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. Physical condition of soil for plant growth is called___________________?

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

4. 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

5. 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

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

   A. Soil Quality
   B. Soil Pollution
   C. Soil Salinity
   D. None of these

   Submitted by: Shafiq Rehman

7. A soil is classified as sodic soil when______________________?

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

8. Addition of sodium hexametaphosphate in soil for determination of soil texture causes__________________?

   A. Agregation of soil particles
   B. Cementing of soil particles
   C. Dispersion of soil particles
   D. All the above

9. Organic P content in soil, by ignition method is estimated by igniting the soil at ____________________?

   A. 250ºC
   B. 1000ºC
   C. 550ºC
   D. 1250ºC

10. Being a soil scientist, do you know which is the popular book of soil science of Nyle.C.brady, 14th edition available in markets:

    A. Fundamentals of soil
    B. Essenttials of soil sciences
    C. The nature and properties of soil
    D. The mechanics of soil

    Submitted by: Shafiq Rehman