Soil in the humid-subhumid parts is:

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. Humidity – except for about 64 km inland coastal belt, where values of the relative humidity are the highest, especially during summer season with August as a humid month, the relative humidity in most part of the country is moderate, falling below _____ in the plains:

   A. 10%
   B. 15%
   C. 20%
   D. 25%

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. 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%

5. 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

6. 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

7. Whole of the country, outside the main Himalayan Range, receives a low variable rainfall from 50 mm in western parts of Boluchistan highlands to about 1500 mm in the _____

   A. Himalayan region
   B. Hindu Kush region
   C. Karakoram region
   D. None of these

8. Prairies and steppes are parts of the natural regions called:

   A. Temperate grasslands
   B. Tropical grasslands
   C. Prairie grasslands
   D. Steppes grasslands

9. Sometimes sound and uninjured seeds may fail to germinate due to reduced activity of the seed or seed parts resulting in blockade of the growth. This may be due to:

   A. External effects of environment
   B. Internal conditions within the plant itself, i.e. Embryo dormancy or seed coat dormancy
   C. Both (a) & (b)
   D. None of these

10. How many parts of bark?

    A. Outer part – dead
    B. Inner part – living (Cortext)
    C. Both (a) & (b)
    D. None of these