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[洛基] 柒贰捌起洛基汇总(共150只,8/20-9:17更新)

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41#
发表于 2011-8-1 01:49:38 | 只看该作者
#17?

19. GWD28-Q19:
Plankton generally thrive in areas of the ocean with sufficient concentrations of certain nitrogen compounds near the surface, where plankton live.  Nevertheless, some areas, though rich in these nitrogen compounds, have few plankton.  These areas have particularly low concentrations of iron, and oceanographers hypothesize that this shortage of iron prevents plankton from thriving.  However, an experimental release of iron compounds into one such area failed to produce a thriving plankton population, even though local iron concentrations increased immediately.
Which of the following, if true, argues most strongly against concluding, on the basis of the information above, that the oceanographers’ hypothesis is false?
A.    Not all of the nitrogen compounds that are sometimes found in relatively high concentrations in the oceans are nutrients for plankton.
B.    Certain areas of the ocean support an abundance of plankton despite having particularly low concentrations of iron.
C.    The release of the iron compounds did not increase the supply of nitrogen compounds in the area.
D.    A few days after the iron compounds were released, ocean currents displaced the iron-rich water from the surface.
E.    The iron compounds released into the area occur naturally in areas of the ocean where plankton thrive.
42#
发表于 2011-8-1 02:34:51 | 只看该作者
弱问一句:寂静里的第6题求答案:
6. [吸烟区]
一个人说公司吸烟的人很少,所以公司用在建立吸烟区的钱浪费啦什么的,另一个人就说,正因为吸烟的人少,所以这样做有意于大多数人的健康,问另一个人是怎么反对第一个人的
43#
发表于 2011-8-1 10:08:31 | 只看该作者
顶楼主 楼主辛苦啦
44#
发表于 2011-8-1 11:44:42 | 只看该作者
谢谢楼主辛苦整理,但是否可建议LZ可将狗主的分数加在狗主答案的旁边呢? 大大感谢了!
45#
发表于 2011-8-1 12:04:03 | 只看该作者
谢谢,不过gmac真的太流氓了!
46#
发表于 2011-8-1 21:39:31 | 只看该作者
请加油哦!
47#
发表于 2011-8-1 21:44:32 | 只看该作者
Xie xie
48#
发表于 2011-8-1 22:53:47 | 只看该作者
非常感谢!
49#
发表于 2011-8-1 23:05:45 | 只看该作者
第4题今天考到了,题目澳洲外来一种S开头的虫子,有人说要农药,但农药有个坏处,会杀死不必要的物种.所以要引进同样外来的WASP消灭它

我选的是

SWAP不会吃其他虫子

(说明只吃TARGETED害虫,而且题目里有提到澳洲有其他ECONOMIC有价值的虫子)
50#
发表于 2011-8-1 23:10:10 | 只看该作者
知不知道在哪里装了摄像头原文没有涉及到啊 是个无关项吧
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