Which layout is the most suitable for the uneven lands and sub mountain areas _____________________?

Related Mcqs:

1. 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

2. Mango are planted in which of the following layout system____________________?

   A. Quincunx system
   B. Square system
   C. Contour system
   D. Hexagonal system

3. Howe many sub-classes of chicken are there _____________________?

   A. 2
   B. 4
   C. 6
   D. 5

4. In Pakistan, The following igneous rocks are found over considerable areas:

   A. Marl, gypsum
   B. Slate, Shist
   C. Dolomite shale, gneiss
   D. None of the above

   Submitted by: Shafiq Rehman

5. In low-rainfall areas, huge shifting sand dunes are commonly found, particularly near human habitations. Techniques of afforesting the shifting dunes needed to be implemented. These techniques consist of___________?

   A. Treatment of shifting sand-dunes by fixing barriers in parallel stripes or in a chess-board design, using the local shrub material starting from the crest of the dunes to protect the seedlings from burial or exposure by the blowing of sand.
   B. Protection against biotic interference
   C. Both a & b
   D. None of these

   Submitted by: Shafiq Rehman

6. Guava grown in soils with pH _____________________?

   A. 4.5-8.5
   B. 5.5-7.5
   C. 7.5-9.0
   D. 6.5-7.5

7. Which soil is suitable for nce________________?

   A. Fine textured
   B. Coarse textured
   C. Sandy
   D. None of the above

8. The most suitable species for reclamation of sandy soils is:_________?

   A. Casuarina equiselifolia
   B. Acacia spp
   C. Azadirachta indica
   D. All of the above

   Submitted by: Shafiq Rehman

9. The suitable species for reclamation of saline & sodic soil is:__________?

   A. Casuarina equisetifolia
   B. Albizia lebbeck
   C. Both A & B
   D. None of the above

   Submitted by: Shafiq Rehman

10. Sprinkler irrigation is suitable, where soil has:_________?

    A. Clayey texture
    B. Undulating topography
    C. Loamy texture
    D. All of these 

    Submitted by: Shafiq Rehman