Ecology and General Silviculture

A. Two or more rotations
B. Ten or more rotations
C. Twenty or more rotations
D. None of these

A. Selection of standards of coppice rotation age for reservation.
B. Thinning of standards of two coppice rotations and over.
C. Felling of mature standards
D. Clear-felling the remaining coppice
E. All of the above

A. Simple coppice system
B. Shelterwood coppice system
C. Uniform system
D. None of these

A. 5 years
B. 7 years
C. 10 years
D. None of these

A. Simple coppice system
B. Complex coppice system
C. Uniform system
D. None of these

A. Punjab
B. Sindh
C. Baluchistan
D. KPK

A. Upper planting
B. Under planting
C. Both (a) & (b)
D. None of these

A. A systems where the crop originates from coppice and where the rotation of the coppice is short.
B. A systems where the crop originates from coppice and where the rotation of the coppice is long.
C. Both (a) & (b)
D. None of these

A. The quality of the timber may be inferior to that grown in even-aged crops
B. The whole are being always under regeneration
C. The light conditions provided by the irregular crop of mixed ages may result in the young growth having a poor chance to develop, except with shadebearing species
D. The fellings are scattered over comparatively large areas
E. All of the above

A. Two-storied high forest
B. Three-storied high forest
C. Four-storied high forest
D. Five -storied high forest