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

Related Mcqs:

1. 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:

   A. Salt Range
   B. Kala Chitta Range
   C. Both (a) & (b)
   D. None of these

2. 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

3. 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

4. The cutting of trees from the forests of hill near a catchment area:

   A. Will have no effect on causing floods in plain
   B. May cause flood in plains in rainy season
   C. Will have no effect on climatic condition of that area
   D. Will benefit the mankind for more area for cultivation

5. Common combinations of the agroforestry system in Pakistan are: Trees species: Agricultural crops grown with trees:

   A. Poplars: wheat / maize / turmeric / sugarcane / vegetables / fodder
   B. Eucalypts: wheat/sunflower/tomatoes/potatoes/chilies
   C. Simal: maize/sunflower/vegetables/fodder
   D. Shisham: turmeric/wheat/maize/vegetables
   E. All of the above

6. Of the ________ million ha area under cultivation, 15.62 million ha area (76%) is under irrigation:

   A. 21
   B. 22
   C. 23
   D. 24

7. The reservoir of Mangla is being silted at the rate of 48.27 million m3 per year and that of Tarbela at the rate of _____ million cubic meters per year:

   A. 160.5
   B. 167.75
   C. 170.6
   D. 175.8

8. The altitudinal range is from about 1,525 m. To 3,350 m. Extending to ______ on southerly aspects in case of dry temperate forests:

   A. 3,550 m
   B. 3,650 m
   C. 3,750 m
   D. 3,850 m

9. A minima rotation worth the name is specified which corresponds to the age at which the trees reach the exploitable size which is usually 120 years, but is 150 years for the deodar, fir and kail in the moist zone of Kaghan 200 years for the ry zone of ______

   A. Swat
   B. Naran
   C. Kaghan
   D. None of these

10. The NWFP Protection of Trees and Brushwood Act, ______.

    A. 1948
    B. 1949
    C. 1950
    D. 1951