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【单选题】
What is the definition of a tipping point??(Please select one answer)
A.
A tipping point is that magic moment when an idea, trend, or social behavior crosses a threshold, tips, and spreads like wildfire
B.
A tipping point occurs when a system fundamentally changes its structure and function, and settles into a new stable state (as a result of changes in feedbacks)
C.
Population centres that are at great risk from natural disasters
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【单选题】What is one of the major scientific challenges when it comes to analyzing the presence of tipping points and determining whether a particular threshold has been crossed?(Please select one answer)窗体顶端
A.
The scientific tools for detecting thresholds are very basic, which means that it is impossible to accurately detect tipping points
B.
Scientific uncertainty. Some parts of the earth system appear to be much more resilient than previously thought, while other parts of the earth system are providing indications that they are in fact less resilient and may even have crossed a tipping point
C.
All identified thresholds leading to tipping points in the earth system have been crossed and the challenge is to address the implications
【单选题】What is the most important aspect to take into account when determining if a threshold has been crossed and thus a tipping point has occurred?(Please select one answer)
A.
A change in structure of a system
B.
The feedbacks
C.
The external drivers
D.
The temperature
E.
When the last tree in a rainforest dies and a savannah emerges
【单选题】Why are lots of jade shops found in Heshun?
A.
Local people like jade.
B.
Selling jade can earn lots of money
C.
Jade is popular in China.
D.
Tengchong used to the center of jade trade in China.
【单选题】Which country did most of Heshun people go for their business?
A.
Myanmar
B.
Shanghai
C.
Canada
D.
Japan
【多选题】企业最关心的是其所在行业的竞争强度，而竞争强度又取决于以下哪些基本竞争力量？
A.
行业中现有企业间的对抗
B.
潜在的进入者的威胁
C.
替代品生产的威胁
D.
购买者的讨价还价能力
E.
供应商的讨还价能力
【单选题】Based on this article, is it possible that a regime shift has already occurred in parts of the Cerrado?(Please select one answer)
A.
Yes, this is a possibility
B.
No, this will never be possible.
相关题目：
【单选题】What is one of the major scientific challenges when it comes to analyzing the presence of tipping points and determining whether a particular threshold has been crossed?(Please select one answer)窗体顶端
A.
The scientific tools for detecting thresholds are very basic, which means that it is impossible to accurately detect tipping points
B.
Scientific uncertainty. Some parts of the earth system appear to be much more resilient than previously thought, while other parts of the earth system are providing indications that they are in fact less resilient and may even have crossed a tipping point
C.
All identified thresholds leading to tipping points in the earth system have been crossed and the challenge is to address the implications
【单选题】What is the most important aspect to take into account when determining if a threshold has been crossed and thus a tipping point has occurred?(Please select one answer)
A.
A change in structure of a system
B.
The feedbacks
C.
The external drivers
D.
The temperature
E.
When the last tree in a rainforest dies and a savannah emerges
【单选题】Why are lots of jade shops found in Heshun?
A.
Local people like jade.
B.
Selling jade can earn lots of money
C.
Jade is popular in China.
D.
Tengchong used to the center of jade trade in China.
【单选题】Which country did most of Heshun people go for their business?
A.
Myanmar
B.
Shanghai
C.
Canada
D.
Japan
【多选题】企业最关心的是其所在行业的竞争强度，而竞争强度又取决于以下哪些基本竞争力量？
A.
行业中现有企业间的对抗
B.
潜在的进入者的威胁
C.
替代品生产的威胁
D.
购买者的讨价还价能力
E.
供应商的讨还价能力
【单选题】Based on this article, is it possible that a regime shift has already occurred in parts of the Cerrado?(Please select one answer)
A.
Yes, this is a possibility
B.
No, this will never be possible.
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