The important roles played by the forests are:

Related Mcqs:

1. These are generally, but not always, developed above the birch zone and in patches, sometimes extensive, within it, probably conditioned by edaphic and biotic factors, in Kashmir, Gilgit, Chitral and Hazara. This type ascends normally to ______ or more above the sub-alpine forests and climate must be similar but more severe than in sub-alpine forests:

   A. 140 m
   B. 150 m
   C. 160 m
   D. 170 m

2. The most striking difference between tropical rain forests and temperate forests is that:

   A. The tropical rain forests have preponderance of angiosperms while the temperate ones have preponderance of gymnosperms
   B. The trees of temperate forests are taller than these of tropical rain forests
   C. Plants of temperate forests are comparatively more mesophytic
   D. Tropical forests are comparatively homogenous

3. In practice forests are not normal. They are ‘abnormal’ in ways:

   A. They are overstocked. This is found in forests where there is more area of forest under the older age classes
   B. They are under stocked. This is due to larger proportion of area under immature crops
   C. Both (a) & (b)
   D. None of these

4. Forests are assigned difficult inaccessible and low quality lands are

   A. Forests get, what can be called as residual lands in the land use
   B. The result of the agriculture based civilization
   C. Where the best available land is generally put under the plough
   D. All of the above

5. Coniferous forests having characteristics:

   A. Nature over the past several hundred years hs built-up a reserve of wood in the conifer forests
   B. They can be characterized as having a high volume of wood per hectare, but a very low annual growth rate
   C. The high volume per hectare is ideal for meeting immediate timber needs
   D. All of the above

6. Dry temperate forests depict:

   A. The canopy is only rarely closed
   B. Is often formed of widely spaced
   C. Free-standing
   D. Low-branching trees
   E. All of the above

7. Irrigated forests are:

   A. The outcome of human efforts on sub-marginal lands
   B. Where irrigation water could be made available
   C. Both (a) & (b)
   D. None of these

8. Broad leaved deciduous forests are typical of:

   A. Monsoon region
   B. Mid-latitude forests
   C. Mediterranean region
   D. Coniferous forests

9. 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

10. Forests need is essential:

    A. For those developing countries not possessing significant oil or mineral wealth upon which to base their economic development
    B. The output from the use of their land resources must, for the foreseeable future, form the basis for their economies
    C. Both (a) & (b)
    D. None of these