Weeding is a term:
A.That denotes the removal of all plants competing with the crop species in seedling stages regardless of whether their crowns are above, beside
B.Or below those of the desirable trees
C.Both (a) & (b)
D.None of these
Category: Tending Of Forest Crops Mcqs
The fundamental objectives of thinning are:
A.To redistribute the growth potential of the stand to optimum advantage
B.To utilize all the merchantable material produced by the stand during the rotation
C.Both (a) & (b)
D.None of these
Effect of the tree in pruning is:
A.The contrary, properly conducted pruning is not harmful to the tree
B.Careless pruning can, however, cause injury to the bole, leaving wounds extending through the bark into the cambium and even to the wood
C.Both (a) & (b)
D.None of these
Mechanical thinning is:
A.The trees to be cut or retained are chosen on the basis of a predetermined spacing
B.Or pattern with little or no regard for their position in the crown canopy
C.Both (a) & (b)
D.None of these
Tending of forest crops includes:
A.Cultural operation are the operations undertaken for the completion
B.Or assistance of regeneration/afforestation
C.Both (a) & (b)
D.None of these
Crown thinning or high thinning is:
A.Trees are removed from the upper crown classes in order to open up the canopy
B.It favour the development of the most promising trees of the same calsses
C.Both (a) & (b)
D.None of these
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
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
The major steps of natural pruning is:
A.Killing of the branches
B.Shedding of the dead branches
C.Occulusion or healing over of the branch stub
D.All of the above
Tending operations is / are:
A.As operations carried out for the benefit of a forest crop at any stage of its life between the seeding and mature stages
B.It essentially covers operations on the crop itself and on the competing vegetation
C.Both (a) & (b)
D.None of these
