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.

Related Mcqs:

1. These crops are planted in winter from October to December and harvested in summer from March to May is called______?

   A. Kharif crops
   B. Rabi crops
   C. Relay crops
   D. All of these

   Submitted by: Mukhtir Ali jan

2. Previously Essential nutrients required for the growth of plants were sixteen. In recent time the essential nutrients required for the growth of plants are:_________?

   A. 16
   B. 17
   C. 18
   D. None of the above

   Submitted by: Shafiq Rehman

3. 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

4. The major soil fertility problems in Pakistani soils deficiencies of N, P and Zn. Deficiencies K, Fe, and B also occur in specific crop genotypes or soil types, while deficiencies of S, Cu, and Mn are negligible. however, the common nutrient deficiencies are_________________: and some micronutrients including Mo?

   A. N, P, K
   B. Ca, Mg, S
   C. both A & B
   D. The above statement is wrong

   Submitted by: Shafiq Rehman

5. From the point of view of crop production, Soil testing refers to______________?

   A. Laboratory analysis assessing plant available nutrient status
   B. Collection of plant leaves samples only
   C. Salinity & elemental toxicity of a soil
   D. Both A & C

   Submitted by: Shafiq Rehman

6. 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

7. In forage, crops, ideal plant type consists of ______________________?

   A. Tall, leafy, high leaf/stem ratio
   B. Dwarf stature
   C. Late resistance to disease
   D. Dwarf, late green

8. The lower leaves turn yellow and in some crops they quickly start drying up as if suffering from shortage of water, stunted growth, leaves & fruits shedding & whole plant becomes yellow, are deficiency symptoms of:_________?

   A. Potash
   B. Nitrogen
   C. Calcium
   D. Both a & c

   Submitted by: Shafiq Rehman

9. Weathering process-physical, chemical, and biological _______________, the rocks and minerals into simpler products which either accumulate in place or are transported to other places where they become soil parent materials?

   A. Disintegrate
   B. Disentigrate
   C. Decompose
   D. Both a & c

   Submitted by: Shafiq Rehman

10. The resistance of a soil at various moisture contents to mechanical stresses or manipulations:

    A. Soil crusting
    B. Soil consistence
    C. Bulk Density
    D. Both a & c

    Submitted by: Shafiq Rehman