【名词&注释】
均匀分布、混交林(mixed forest)、基金会(foundation)、亚热带(subtropical)、为什么(why)、热带雨林(tropical rain forest)、暖温带(warm temperate zone)、历史上(history)、世界各地、推理题(inference question)
[单选题]老虎种群的个体分布属于( )
A. 群集分布
B. 均匀分布
C. 成丛分布
D. 随机分布
查看答案&解析查看所有试题
学习资料:
[单选题]Why does the author think the BMGF is the most innovative and successful in history? _________.
A. Because their money is ruled to be given to the really needy people.
B. Because they insist that good intentions should lead to good results.
C. Because their response is immediate if the need is immediate.
D. Because they have to know that every check from Seattle is actually used.
[单选题]I had no ______of who I was or what I was going to be.
A. mind
B. idea
C. think
D. thought
[单选题]甲与乙签订了一份租赁合同。合同约定:如果甲父死亡,则甲将房屋租给乙居住。这一合同()。
A. 未成立
B. 成立但无效
C. 是附期限的合同
D. 是附条件的合同
[单选题]防治害虫时,应该做到( )
A. 彻底消灭害虫种群
B. 保护天敌
C. 保护食物链的完整性
D. 保护害虫种群
[单选题]在以下生态系统中,总初级生产力最高的是( )
A. 热带雨林
B. 亚热带阔叶林
C. 温带草原
D. 暖温带(warm temperate zone)混交林
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