问题 选择题

下列应用实例与采用的生物技术匹配错误的是(  )

A.“多利”羊的诞生﹣﹣克隆技术

B.抗冻番茄的培育﹣﹣转基因技术

C.酸奶和泡菜的制作﹣﹣发酵技术

D.无病毒植株的培养﹣﹣无土栽培技术

答案

答案:D

题目分析:现代生物技术一般包括基因工程、细胞工程、酶工程、发酵工程和蛋白质工程;克隆技术属于细胞工程,转基因技术属于基因工程.

A、多莉”羊的诞生利用的是克隆技术,不符合题意.

B、抗冻番茄的培育是利用转基因技术获得的,不符合题意.

C、制酸奶要用到乳酸菌,乳酸菌的发酵后使原有的乳糖变为乳酸.属于微生物的发酵在食品的制作中的应用.不符合题意.

D、培养无病毒植株利用的是转基因技术,不属于无土栽培技术,符合题意.

故选:D.

点评:掌握常见的关于生物技术应用的例子,注意搜集相关的资料.

完形填空

It is already home to whales, seals and polar bears, but soon the Arctic (北极) must find __1__ for some Chinese visitors.
A team of nine scientists will __2__ to the Arctic this month to mark the opening of China's __3__ Arctic scientific research station, SOA (the State Oceanic Administration (国家海洋局) has __4__.
Construction of the station finished a while __5__, but operations were held __6__ during the polar night, __7__ normally runs from late October to the end of February. __8__this period, the sun never __9__ over the Arctic. And from mid-July to the end of August, the sun never sets, a time__10__ as polar day (极昼).
With territories (版图) __11__ far up into the northern half of the globe, China __12__Arctic studies to learn __13__ about its climatic and environmental changes. Many of these, __14__ sand storms and heavy droughts, are believed to have __15__ to do with the Arctic.
Research teams __16__ the area in 1999 and 2003, but the new station will allow scientists to study the Arctic in __17__ depth.
The station is a two-storey building and __18__ a laboratory, office, reading room, bedroom and storeroom. It can hold 20 to 25 researchers.
"It will be __19__ great support to the scientists' research there," said Xia Limin, an officer in SOA.
This year the SOA also plans to upgrade (提升) two existing scientific bases in the Antarctic (南极洲). They are "Great Wall", which was set up in 1985, and "Zhongshan", __20__ five years later.
小题1:
A.house B.hotel C.palace D.room
小题2:
A.journey B.travel C.trip D.tour
小题3:
A.first B.second C.third D.fourth
小题4:
A.told B.spoke C.announced D.published
小题5:
A.before B.later C.after D.ago
小题6:
A.forward B.toward C.back D.ahead
小题7:
A.which B.through which C.that D.where
小题8:
A.During B.While C.When D.As
小题9:
A.raises B.rises C.lifts D.carries
小题10:
A.knows B.to know C.known D.knowing
小题11:
A.spreading B.spreads C.to spread D.spread
小题12:
A.works out B.picks out C.keeps out D.carries out
小题13:
A.less B.more C.few D.much
小题14:
A.for example B.such as C.for instance D.such that
小题15:
A.something B.anything C.everything D.nothing
小题16:
A.showed B.went C.visited D.got
小题17:
A.great B.greeting C.greater D.greatest
小题18:
A.includes B.contains C.including D.containing
小题19:
A.to B.for C.at D.of
小题20:
A.establishing B.to establish C.established D.establish
单项选择题 配伍题