Himalayan foothills and the Potwar region including ______ are covered with the scrub forests which have been reduced to scanty growth at most of the places:

Related Mcqs:

1. Alpine pastures, Trans-Himalayan ranges and Himalayan forest grazing lands have a large number of:

   A. Rivers
   B. Perennial springs
   C. Seepage water for livestock
   D. All of the above

2. An area of ______ million ha is covered by forests and trees:

   A. 3.2
   B. 4.23
   C. 5.3
   D. None of these

3. 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

4. Himalayan moist temperate forests depict:

   A. The chief character of this type is the extensive development of coniferous forests
   B. They also extend into the dry temperature regions
   C. To a small extent into the sub-alpine forests
   D. All of the above

5. Annual temperature in case of Himalayan moist temperate forests: is _________

   A. 12.2
   B. 13.2
   C. 14.2
   D. 15.2

6. 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

7. Alpine Scrub is:

   A. Shrub formations often forming a quite dense cover 0.4 to 1.4 m
   B. Shrub formations often forming a quite dense cover 0.5 to 1.6 m
   C. Shrub formations often forming a quite dense cover 0.6 to 1.8 m
   D. None of these

8. Dry temperate forests are distribute throughout the inner mountain ranges beyond the effective reach of the south-west monsoon, notably in the upper reaches of the Indus and its tributaries including the whole of:

   A. Gilgit and parts of Chitral
   B. Nilam and Khaghan valleys
   C. Both (a) & (b)
   D. None of these

9. Diseased trees (k) including those which are infected with parasites to such an extent that their growth is seriously affected or that they are a danger to their neighbours:

   A. Dominant
   B. Dominated and suppressed
   C. Both (a) & (b)
   D. None of these

10. 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