試題詳解

15. Fire suppression by humans:
(A) can change the species composition within biological communities.
(B) will always result in an increase in species diversity in a given biome.
(C) is necessary for the protection of threatened and endangered forest species.
(D) will result ultimately in sustainable production of increased amounts of forest products for human use.
(E) is a management goal of conservation biologists to maintain the healthy condition of forest communities.