JAMB - Geography (2020 - No. 9)
The high cost of lumbering operations in tropical forest is mainly due to?
Shortage of labour
Absence of many rivers
Absence of pure stands of trees
low quality of available timber
คำอธิบาย
In the tropical forest, there is the absence of pure stands of trees. In other words, in the tropical forest, the plant population do not consist largely of members of one specie, variety or type.