The study of relationship between soil properties & plant production is known 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. Who consider the various properties of soil in relation to plant production?

   A. Pedologist B. Soil chemist C. Edaphologists D. agronomist Submitted by: Shafiq Rehman...

3. 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...

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. All harvested crops remove plant nutrients from the soil. Whether used for _______________; the various crop products are often consumed far away from the production sites, some times thousands of kilometers away in another country.

   A. Food B. Feed C. industrial raw materials D. All of these Submitted by: Shafiq Rehman...

6. The study of physical environment, climate and soil in relation to development of agricultural plants and yield related (production amount, quality and capability of seeds-germination), is called:

   A. Agrology B. Agro-Ecology C. Hyetology D. None of the above Submitted by: Shafiq-ur-Rehman...

7. The study of physical environment, climate and soil in relation to development of agricultural plants and yield related (production amount, quality and capability of seeds-germination), is called:

   A. Agrology B. Agro-Ecology C. Hyetology D. None of the above Submitted by: Shafiq-ur-Rehman...

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

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

9. 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...

10. 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...