問 1
1 点Which of the following describes the climate of a polar extreme environment, such as the Antarctic interior?
IB Diploma Programme (DP) - SL & HL · Geography
Option C: Extreme environments：練習問題
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問 2
1 点A mining company is operating in a periglacial environment. During the summer months, the company experiences significant ground instability, leading to the collapse of some heavy machinery tracks.
Which geological process is most likely responsible for this instability?
問 3
1 点In hot, arid environments, which of the following mechanical weathering processes is primarily driven by the repeated crystallization and volumetric expansion of salt minerals within rock pore spaces and fissures?
問 4
1 点Deserts are characterized by extreme aridity. Which adaptation allows xerophytic plants to survive in these extreme environments by minimizing water loss?
問 5
1 点In permafrost regions, the thawing of ground ice can lead to thermokarst landscapes. Beyond immediate structural instability, what is the most significant long-term environmental consequence associated with widespread thermokarst development?
問 6
3 点Explain how the process of solifluction occurs in periglacial environments during the summer thaw and outline one consequence it has for human infrastructure.
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