In which one of the following habitats does the diurnal temperature of soil surface vary most:

Related Mcqs:

1. Which of the following habitats is most unsuitable for primary productivity:

   A. Meadow
   B. Forested river bank
   C. Cave
   D. Pond

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. Endangered habitats or wildlife species could also be identified completely or partially outside the protected areas. Conservation programmes should therefore be addressed to:

   A. Involvement of local communities. Work to be undertaken outside the protected area system, hence heavily based on community-led and managed activities, and awareness building
   B. Educational programmes to reach the students at grass root level
   C. Reduced hunting be the message to be conveyed to different offices
   D. Promotion of non-chemical control of agricultural pests
   E. All of the above

4. Medium size animals like ______ urial, Barking Deer, Goral and Chinkara and Parridges – Grey, Black, Seesee and Chakor are supported in these habitats:

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

5. 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

6. 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%

7. 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

8. 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

9. The temperature of surface water of oceans is about 25C and it is 5?C at the depth of few hundred meters in the:

   A. Temperate region
   B. Tropical region
   C. Torrid region
   D. Equatorial region

10. If there were no CO2 in the earth’s atmosphere, the temperature of earth’s surface would have been:

    A. same as present
    B. Less than the present
    C. Higher than the present
    D. Dependent on the amount of O2 in the atmosphere