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每日一练:行测判断推理练习题(11.8)!

  • 2026-11-08 21:17:26
每日一练:行测判断推理练习题(11.8)!

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【行测练习题】

1、在过去的15年中,动物学家每年都在南极帝企鹅的主要繁殖地统计它们的数量。结果发现南极帝企鹅的数量从6000只下降为1500只。由此可见,南极帝企鹅的数量在急剧下降。

以下哪项为真,不能支持上述结论?

A.帝企鹅的哺育工作几乎完全都在海冰上完成,上升的气温使南极海冰加速萎缩,致使帝企鹅幼仔成活率急剧下降

B.全球气候变暖使南极地区的暴风雪变成了暴风雨,小企鹅在被暴雨淋湿身体后,因体温过低而被冻死

C.由于全球温室效应持续增强,致使帝企鹅赖以生存的磷虾数目急剧减少

D.在地球的北极发现,该地区的北极熊数量有所增加

2、南方地区种植棉花一般使用营养钵育苗。但是使用营养钵育苗常遇到草害问题,严重抑制棉苗生长发育。草害仅由以下两种原因之一引起:一是新选址的苗床来不及翻耕,留下的残余杂草繁殖的;二是施入了未彻底腐熟的肥料,杂草籽被带入苗床,使之快速繁殖。因此,要在棉花播种后出苗前施用除草剂,可选用48%拉索乳油或72%都尔乳油,都能有效防止杂草危害。

由此可以推出:

A.若没有杂草繁殖影响,使用棉花营养钵育苗就不会遇到草害

B.在棉花出苗后施用除草剂的效果不佳

C.种植棉花时有效防止了杂草危害,说明选择了上述两种除草剂中的一种

D.使用棉花营养钵育苗的棉苗生长发育不好,说明遇到了草害问题


【参考答案与解析】

1、【答案】D。中公解析:题干的结论为“南极帝企鹅的数量在急剧下降。”A、B、C三项分别给出了不同的原因,来解释为什么帝企鹅数量会下降,均能支持题干结论。D项北极熊的数量与帝企鹅的数量无关。故本题选D。

2、【答案】A。中公解析:由题干可知,使用营养钵育苗遇到草害仅由两种原因造成,而两种都是因为杂草的繁殖,所以如果没有杂草繁殖的影响,使用棉花营养钵育苗就不会遇到草害,A项正确;在出苗前施用除草剂的原因不一定是出苗后施用效果不佳,B项推不出;有效防止了杂草危害有可能是其他原因,C项推不出;使用棉花营养钵育苗生长不好还可能是遇到了其他问题,D项也推不出。故本题选A。

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  1. CONNECT:[ UseTime:0.000724s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000892s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000485s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000407s ]
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  6. SELECT * FROM `set` [ RunTime:0.000316s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000641s ]
  8. SELECT * FROM `article` WHERE `id` = 541645 LIMIT 1 [ RunTime:0.000387s ]
  9. UPDATE `article` SET `lasttime` = 1794154766 WHERE `id` = 541645 [ RunTime:0.001520s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000347s ]
  11. SELECT * FROM `article` WHERE `id` < 541645 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000525s ]
  12. SELECT * FROM `article` WHERE `id` > 541645 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000411s ]
  13. SELECT * FROM `article` WHERE `id` < 541645 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000512s ]
  14. SELECT * FROM `article` WHERE `id` < 541645 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000826s ]
  15. SELECT * FROM `article` WHERE `id` < 541645 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000713s ]
0.099323s