The form of trees has been studied under the headings:

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 growth of trees can be measured in the form of:

   A. Diameter
   B. Height
   C. Volume either of standing timber
   D. All of the above

3. Form of forest produced by retaining certain trees of the old crop after regeneration is completed known as:

   A. High forest with standards
   B. Selection system
   C. Two-storied high forest
   D. None of these

4. 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

5. Under which system mature trees are scattered over the whole area of the forest and felling should proceed annually over the whole area of the estate?

   A. Selection system
   B. Irregular Shelterwood system
   C. Uniform system
   D. None of these

6. The ecological succession was first studied by:

   A. Clements
   B. Hult
   C. Odum
   D. King

7. Measurement of Diameter several instruments are used for measuring the diameters of trees depending on such circumstances as the position and condition of the part of the tree that is to be measured, the degree of accuracy required, and the portability, etc., of the instrument:

   A. The Rule
   B. The caliper
   C. The Diameter Tape
   D. Dendrometers
   E. All of the above

8. The number of trees required as a basis for a satisfactory table depends upon:

   A. The grouping adopted
   B. The precision required
   C. The deviations of individuals tree volumes from the means in each group
   D. All of the above

9. Trees play an important role in:

   A. Supply of clean air
   B. They absorb carbon-dioxide from the atmosphere and release oxygen
   C. Both (a) & (b)
   D. None of these

10. Division of trees in various groups is:

    A. Evergreen
    B. Deciduous
    C. Both (a) & (b)
    D. None of these