Field capacity is the extent to which a soil can hold:

Related Mcqs:

1. Removal of top soil by soil erosion result in the loss of soil:

   A. Nitrites
   B. Nitrates
   C. Nitrogen
   D. Nitric and nitrous acids

2. The storage capacity of a soil equals:

   A. Field capacity
   B. Field capacity less capillary water
   C. Field capacity less hygroscopic water
   D. Field capacity plus gravitational water

3. If there is a little slope in the field, the soil erosion can be prevented by:

   A. Contour terracing
   B. Contour strip cropping
   C. Confour farming
   D. All of these

4. In water logged soil plants cannot grow properly because the soil is:

   A. Physiologically wet
   B. Physiologically dry
   C. Physically dry
   D. None of the above

5. When a plant first begins to wilts permanently in a pot, its 54.5 gms of soil has 4.5 gms of water. The PWP of this soil is:

   A. 4.50%
   B. 9%
   C. 8.25%
   D. 16.50%

6. The ration of volume of pores in the soil to the total soil volume is referred to as:

   A. Pore frequency ratio
   B. Pore density ration
   C. Pore abundance ratio
   D. Pore space ratio

7. When a soil has been thoroughly wetted and then allowed to drain until capillary movement of the water has stopped, the water content of the soil will give an estimate of it’s:

   A. Gravitational water
   B. Capillary water
   C. Field capacity
   D. Storage capacity

8. The irrigated plantations of the ______ are regenerated to a great extent by coppice:

   A. Punjab
   B. Sindh
   C. Baluchistan
   D. KPK

9. The extent of darkness caused due to smoke can be determined by the help of:

   A. Smoke filters
   B. Ringelmann’s charts
   C. Horizontal microscopes
   D. All of these

10. Extent of damages means:

    A. Intensity of fire and its duration
    B. Type of vegetation
    C. Intensity and time of precipitation
    D. All of the above