Constant grazing and browsing in an area may ultimately result in the formation of:

Related Mcqs:

1. Side effect of heavy and constant grazing is that the:

   A. Upper layers of soil are loosened and are eroded
   B. Lower layers are made more compact and root respiration is interfered with
   C. Lower compact layers make root penetration difficult
   D. All of the above

2. The grazing animals can change the type of vegetation by:

   A. Bringing in plant pathogens
   B. Selective grazing
   C. Cross pollination
   D. Bringing the seeds of other plants

3. The possible beneficial effect of the grazing animals is:

   A. Addition of their excreta to the soil
   B. Eradication of weeds
   C. Removal of wild plants
   D. Removal of wild animals

4. The nature of climax community ultimately depends upon:

   A. Climate
   B. Soil organism
   C. Bed rock
   D. Pool of available nutrients

5. The desert vegetation has been destroyed by incessant pressure of grazing by millions of:

   A. Goats
   B. Sheep
   C. Camels
   D. Cattle
   E. All of the above

6. How plants tolerate grazing are:

   A. Position of apical bud of bud is at surface level more resistant
   B. High portion of flowering to vegetative stems
   C. Delay in elevation of apical bud
   D. Sprout freely from axillary bud
   E. All of the above

7. Grazing systems in Balochistan and Sulaiman mountain range are:

   A. Spring – summer nomadic transhumance
   B. Winter nomadic transhumance
   C. Sedentary nomadic
   D. All of the above

8. Grazing systems in the northern mountains are:

   A. Nomadic grazing
   B. Semi nomadic grazing
   C. Local grazing
   D. All of the above

9. Range suitability is the adoptability of range area to grazing by livestock. Factor to be considered for it:

   A. Kind of vegetation
   B. Topography
   C. Availability of drinking water
   D. All of the above

10. Land in Koshistan is used for livestock grazing:

    A. Dryland farming
    B. Wildlife habitat
    C. Both (a) & (b)
    D. None of these