右图为世界某岛屿略图。读图完成13——14题。 13.该岛分水岭东侧

为世界某岛屿略图。读图完成13——14题。

13.该岛分水岭东侧地区比西侧地区

A.自然带生产量小                   

B.土壤有机质含量高

C.河流水量变化大           D.地形坡度大

14.图中甲城市多年平均降水量仅为342mm,其主要原因是该城市

A.常年受副热带高压控制            

B.沿岸寒流起降温减湿作用

C.位于东南信风的背风地带          

D.地形对气流的抬升作用弱

答案

DC

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