Dead and Moribund trees (m) include:

Related Mcqs:

1. 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

2. The classes of trees are removed in selection thinning:

   A. They are restricting the development of their neighbours on all sides
   B. They are less valuable than their neighbours
   C. They are of no special importance with regard to desirable species mixture
   D. All of the above

3. 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

4. Suppressed trees (S) is:

   A. Which reach only about half to 5/8th of the height of the best trees with their leading shoots definitely overtopped by their neighbours
   B. Al least shaded on all sides by the cm
   C. A small tree of height typical of suppressed trees standing with its leader free in a chance gap should not be classed as D or D
   D. All of the above

5. Dominated trees (d) is:

   A. Which do not form part of the upper most leaf canopy
   B. But the leading shoots of which are not definitely overtopped by the neighbouring trees
   C. Both (a) & (b)
   D. None of these

6. 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

7. The bacteria which attack the dead animals are:

   A. First link of the food chain and are known as primary producers
   B. Second link of the food chain and are herbivorous
   C. Third link of the food chain and are tertiary consumers
   D. The end of the food chain and are decomposers

8. In which type of the forest, humus is formed by the dry and dead leaves:

   A. Coniferous forest
   B. Alpine
   C. Tundra forest
   D. Deciduous forest

9. Fodder from trees is:

   A. When grass is scarce, millions of hungry livestock has to fall back upon fodder trees
   B. While oaks, horse chestnut, birdcherry, poplars, robinia etc
   C. Both (a) & (b)
   D. None of these

10. Trees and water is:

    A. A number of processes which influence water movement from the time it falls on the watersheds
    B. It leaves the area as stream flow or returns to the atmosphere through evaporation
    C. Both (a) & (b)
    D. None of these