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:

Related Mcqs:

1. 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%

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

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

3. 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

4. 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

5. Water-logged condition will quickly occur in which type of soil?

   A. Sand
   B. Loam
   C. Graved
   D. Clay

6. Percentage of water left in the soil when a plant wilts is known as:

   A. Turgidity
   B. Wilting coefficient
   C. Field capacity
   D. Water retaining power of the soil

7. The water held tightly in a thin film by te soil particles is known as:

   A. Run away water
   B. Hygroscopic water
   C. Capillary water
   D. Gravitational water

8. Soil that is made-up of particles, that have been carried in water and thus deposited, is called:

   A. Silt
   B. Clay
   C. Sub-soil
   D. Loam

9. Fertility of soil is measured by its ability to:

   A. Hold organic matter
   B. Hold water
   C. Support life
   D. Retain nutrients

10. Use of Media such as _______ can go a long way to convince the people regarding the important role vegetation plays in soil and water conservation and improvement of the landscape:

    A. T.V.
    B. Radio
    C. Film
    D. Strips
    E. All of the above