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【判断题】
The forest is dominated by arbor species, with a certain area and density of woody plant communities, which are restricted by the environment and affect the environment, forming a unique ecosystem as a whole. ( )
A.
正确
B.
错误
举报
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【多选题】Protect biodiversity is important since it __________. ()
A.
helps to maintain the productivity of the ecosystem
B.
supports food security
C.
helps humans adapt to climate change
D.
provides important resources for medicine
【单选题】下列说法不正确的是( )。
A.
广义的营运资本,也称总营运资本
B.
狭义的营运资本也称为净营运资本
C.
总营运资本=流动资产-流动负债
D.
狭义的营运资本也称营运资本净额
【多选题】What causes the decrease of biodiversity?()
A.
Soil erosion
B.
Urbanization
C.
Habitant lost
D.
Globalwarming
【多选题】Biodiversity includes __________. ()
A.
ecosystem diversity
B.
species diversity
C.
genetic diversity
D.
Cultral diversity
【单选题】China harbors nearly __________of all plant species on earth.()
A.
10%
B.
14%
C.
20%
D.
5%
【多选题】Biodiversity surveys and monitoring could help to__________()
A.
establish baseline data on biodiversity
B.
grasp the trends of dynamic changes
C.
identify major threat factors
D.
analyze the effectiveness of conservation