首页
登录
职称英语
Researchers have identified 1.4 million animal species so far—and millions re
Researchers have identified 1.4 million animal species so far—and millions re
游客
2024-01-27
34
管理
问题
Researchers have identified 1.4 million animal species so far—and millions remain to be discovered, named, and scientifically described. So how much would it actually cost to【C1】______every animal on Earth? A pair of Brazilian scientists has crunched (大量运算) the numbers and【C2】______up with an answer: $263 billion.
That’s way more than the $5 billion that famed Harvard University biologist Edward O. Wilson estimated back in 2000—and that was for every species on Earth, not just animals. But even $263 billion would be a【C3】______price to pay to understand the creatures that【C4】______such essentials as agriculture, fisheries, new drugs, and energy sources, says ornithologist (鸟类专家) Joel Cracraft of the American Museum of Natural History in New York City. "Literally, the world economy runs on biodiversity," he says. "People don’t understand really, deeply how much we depend on biodiversity."
Most biologists agree that with extinction rates【C5】______and climate change looming, the【C6】______to document the planet’s biodiversity—or biota (生物区)—is urgent,【C7】______considering the essential role these life forms play in crop pollination, clean air, and other aspects of human【C8】______"We are losing species by extinction faster than
we are describing new species" according to some estimates, says biologist Antonio Marques, who【C9】______the new paper with Fernando Carbayo, both at the University of St. Paulo in Brazil. "We have to know the biota to preserve and conserve the biota," he says. Besides the money, another huge【C10】______to a complete understanding of the animal kingdom is a global shortage of taxonomists (分类专家), experts say.
A) attempt F) effort K) obstacle
B) cheaper G) enable L) small
C) classify H) especially M) soaring
D) coauthored I) exactly N) well-being
E) come J) identify O) yet [br] 【C10】
选项
答案
K
解析
转载请注明原文地址:https://tihaiku.com/zcyy/3399605.html
相关试题推荐
去年三星在中国销售了3000万台设备,市场占有率达到17.7%。Thecompanysold30milliondevicesinChinafor
[originaltext]OnehundredandthirteenmillionAmericanshaveatleastone
[originaltext]OnehundredandthirteenmillionAmericanshaveatleastone
[originaltext]Millionsofwordshavebeenwrittenaboutyoungpeopleinthe
[originaltext]Millionsofwordshavebeenwrittenaboutyoungpeopleinthe
[originaltext]Someoftheplanet’smostpreciousanimalsandplantsaredis
[originaltext]Someoftheplanet’smostpreciousanimalsandplantsaredis
[originaltext]Someoftheplanet’smostpreciousanimalsandplantsaredis
[originaltext]Someoftheplanet’smostpreciousanimalsandplantsaredis
[originaltext]Eachyear,morethantwomillionweddingstakeplaceintheU
随机试题
AdSlogansHowmanytimeshaveyou
A.累及主动脉全程 B.夹层只累及胸降主动脉 C.夹层只累及胸降主动脉及腹主
下列业务中,属于增值税征税范围的有( )。A.交通运输服务 B.物流辅助服务
Thechangeinthatvillagewasmiraculou
A.个案护理 B.功能制护理 C.小组护理 D.责任制护理 E.整体护理
主动脉瓣关闭不全可靠的诊断征象是A.X线显示左心房、左心室增大 B.心电图显示
某连续变量分为五组,第一组为40-50,第二组为50-60,第三组为60-
策略制定。所给出的资料有若干个问题要你回答。你应根据资料提供的信息进行分析、判断
在银行业的市场运营监管中,对银行的流动性进行监管的主要内容有()。A.监测银行对
乡村振兴的制度框架和政策体系初步健全是( )。 A.2020 B.2022
最新回复
(
0
)