48. Regarding the biogeographic factors affecting community diversity and related theories, which is NOT true?
(A) Plant and animal life are generally more abundant and diverse in the tropics than in other parts of the globe.
(B) All other factors being equal, the larger the geographic area of a community, the more species it has.
(C) Small islands generally have higher immigration rate.
(D) The species richness of plants and animals correlates with measures of evapotranspiration.
(E) An island that is closer to the mainland generally has a higher immigration rate and a lower extinction rate than one farther away.

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統計: A(2), B(5), C(62), D(7), E(0) #3101709

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#6139397
(A) Plant and anima...
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#6445750

(A) 植物與動物的生命通常在熱帶地區比在地球其他區域更豐富與多樣。

(B) 在其他條件相同的情況下,地理區域越大,擁有的物種越多。

(C) 小島通常有較高的移入率

小島比大島有更小的面積與資源,導致較低的移入率與較高的滅絕率。

(D) 植物與動物的物種豐富度與蒸散作用的程度有關。

補充: 蒸散作用高的地方,通常是陽光強、水分多、溫暖濕潤的地區 植物可以大量生長,為整個食物網提供能量與棲息地 所以這些地區的物種數量與多樣性都較高

(E) 離大陸較近的島嶼,相較於離得遠的島,有較高的移入率與較低的滅絕率。

 

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(C)(E)

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