Geology is the study of earth. Earth’s crust is divided into:

Related Mcqs:

1. Geology and forestry deals with:

   A. Soil formation
   B. Geology helps to suggest forest trees
   C. Anchorage effect
   D. Root wedging
   E. All of the above

2. 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

3. The study of interaction between living organisms and environment in a specific area is the study of:

   A. Photobiology
   B. Phytogeography
   C. Ecosystem
   D. Phytosociology

4. On the basis of ownership, forests in Pakistan can be divided categories are:

   A. State owned forests
   B. Private owned forests
   C. Both (a) & (b)
   D. None of these

5. Dominant tree: Including all trees which form the upper most leaf canopy and have their leading shoots free. These are usually sub-divided into:

   A. Predominant trees comprising all the largest trees which determine the general top level of the canopy
   B. Codominant trees which fall short of this, averaging about 5/6th of the height of predominant
   C. Trees with forked leader and similar defects
   D. All of the above

6. Range land of Baluchistan can be divided primarily into which categories:

   A. Central Baluchistan ranges
   B. Western Baluchistan ranges
   C. Eastern Baluchistan ranges
   D. All of the above

7. Vegetation of Trans-Himalayan grazing land can be divided into:

   A. The foothill ranges
   B. Dry temperate ranges
   C. Valley depression grazing land
   D. Alpine pastures
   E. All of the above

8. Pakistan can be divided into how many biogeography provinces including:

   A. Parmir
   B. Korakoram highlands
   C. Himalayan highlands
   D. Anatolia – Iranian desert
   E. All of the above

9. The term biosphere is used for the zone of earth where life exists:

   A. On the lithosphere surface
   B. In the hydrosphere
   C. In the lithosphere, hydrosphere and atmosphere
   D. In the lithosphere and hydrosphere

10. The earth’s atmosphere contains over _____ % by volume of nitrogen gas:

    A. 58
    B. 68
    C. 78
    D. None of these