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【单选题】
China harbors nearly __________of all plant species on earth.()
A.
10%
B.
14%
C.
20%
D.
5%
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【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
【单选题】Yellow river originated from __________ province. ()
A.
Qinghai
B.
Xinjiang
C.
Shaanxi
D.
Gansu
【单选题】For the region-based protection & restoration policies, the upper region of the Yellow River should __________. ()
A.
focus on improving the water-source functions and expanding the scope of ecological protection and restoration of landscapes, forests, lakes and grasses in water-source regions such as the three river sources.
B.
focus on improving the beach area, building ecological corridors
C.
focus on controlling water and soil erosion
D.
prioritisation of ecological flow protection
【单选题】The protection of the Yellow River is critical to __________. ()
A.
the development of the environmental policies
B.
the great rejuvenation and sustainable development of the Chinese nation
C.
the stability of the Chinese nation
D.
the prioritisation of ecological flow protection