Broad leaved deciduous forests are typical of:

Related Mcqs:

1. Dry sub-tropical broad-leaved forests having:

   A. Low forest of branchy trees forming a canopy
   B. Varying in density from complete closure
   C. Under the most favourable conditions to scattered single trees or groups on the driest sites
   D. Typically field in with a shrub growth which similarly varies in density
   E. All of the above

2. Broad leaved forest oak are found in:

   A. Tropical deciduous forest
   B. Tropical evergreen forest
   C. North coniferous forest
   D. Temperature deciduous forest

3. The best seed moisture content is below 10% of the oven dry weight for the coniferous but it must be kept above _____ for most of the broad leaved species:

   A. 20%
   B. 25%
   C. 30%
   D. 35%

4. 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

5. 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

6. The moist tropical deciduous forest biomes show predominace of plants like:

   A. Larix and Abies
   B. Zizyphus and Butea
   C. Shorea and Tectona
   D. All of these

7. Moist depressions, steep cool slopes and the flatter deep soil carry deciduous broadleaved forest consisting of genera like:

   A. Acer
   B. Prunus
   C. Fraxinus
   D. Aesculus
   E. All of the above

8. The temperature deciduous tree genera, Acer, Aesculus, Prunus, Ulmus, Fraxinus, Corylus and Alnus are met with:

   A. Fairly generally
   B. Form local consociations
   C. Both (a) & (b)
   D. None of these

9. Tropical dry deciduous forest having:

   A. An open rather low forest composed
   B. A few trees of the thorn forest type
   C. With a predominantly deciduous shrub layer
   D. All of the above

10. Thick cuticles on leaves are typical of plants growing in:

    A. Wet habitats
    B. Warm habitats
    C. Dry habitats
    D. Cool habitats