In Pakistan, the major phosphatic fertilizers are:

Related Mcqs:

1. The appropriate method to apply phosphatic fertilizers is__________?

   A. Top dressing
   B. Broad casting
   C. both A and B
   D. Basal placement

   Submitted by: Shafiq Rehman

2. Select the water soluble phosphatic fertilizer from the following__________?

   A. DSP
   B. TSP
   C. SSP
   D. All of these

   Submitted by: Shafiq Rehman

3. Which of the following fertilizers show maximum residual acidity with the continuous soil application:

   A. Urea
   B. Ammonium nitrate
   C. Ammonium sulphate
   D. Calcium ammonium nitrate

   Submitted by: Shafiq Rehman

4. What kind of nitrogenous (N) fertilizers should not be used for flooded soil:

   A. Ammonical
   B. Nitrate
   C. Ammonical-nitrate
   D. Both B & C

   Submitted by: Shafiq Rehman

5. According to a latest research, Pakistan is predominantly a dryland country; 80% of its land area is arid and semi arid, 12% sub-humid and 8% under humid climate. Thus , soils of arid & semi-arid regions are vulnerable to a wide range of degradation process. As the case in arid and semi-arid climates elsewhere in south-central/southern Asia and Sub-Saharan Africa; _________________ are among the major causes of soil degradation and desertification?

   A. Drought stress
   B. Accelerated erosion & salinization
   C. Depletion of soil fertility and SOM
   D. All of the above

   Submitted by: Shafiq Rehman

6. Phosphorus (P) is the second major nutrient essential for plant growth. With the exception of Nitrogen (N) and Potassium (K), Phosphorus is required by plants in_________?

   A. Lesser quantities
   B. Greater quantities
   C. Not required
   D. The above statement is wrong

   Submitted by: Shafiq Rehman

7. 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

8. Water is the major constituent of all living creatures. Biomass of plants is composed of ________% water:

   A. 65 – 75%
   B. 72 – 62%
   C. 85 – 95%
   D. 75% – 80%

   Submitted by: Shafiq Rehman

9. Soil is a variable mixture of Major components:

   A. Solids
   B. Liquids
   C. Gases
   D. All of the above

   Submitted by: Shafiq Rehman

10. In Pakistan there is general deficiency of rainfall. It varies from 125 mm annually in upper Sindh to about 900 mm in the sub-mountainous of northern Pakistan. In Balochistan the mean annual rainfall is about 200 mm, diminishing to ________ mm in the desert of Kharan:

    A. 100 mm
    B. >70 mm
    C. <50 mm
    D. None of these

    Submitted by: Shafiq Rehman