【单选题】下图表示气候变化对甲、乙生态系统中种群类型数量 的影响。据图分析,下列叙述正确的是( ) 1甲生态系统的抵抗力稳定性一定较乙生态系统强 2甲生态系统中生物群落的营养关系一定较乙复杂 3乙生态系统在S点后一定有新的物种产生 4乙生态系统在S点后一定经历次生演替过程 A. 13 B. 14 C. 23 D. 24
【简答题】One of the most popular places in Cuban Miami is a restaurant called Versailles, which also has lots of mirrors on its walls. It has been on Eighth Street and Thirty-Fifth Avenue for many years and sh...