2022年北京考研英语一试题真题及答案

  • # 全日制考研培训
  • # 考研公共课培训
4585人阅读 2024年05月18日

2022年北京考研英语一试题真题及答案

Section I Use of English

The idea that plants have some degree of consciousness first took root in the early 2000s; the term “plant neurobiology” was ____1____ around the notion that some aspects of plant behavior could be ____2____ to intelligence in animals. ____3____ plants lack brains, the firing of electrical signals in their stems and leaves nonetheless triggered responses that ____4____ consciousness, researchers previously reported.

But such an idea is untrue, according to a new opinion article. Plant biology is complex and fascinating, but it ____5____ so greatly from that of animals that so-called ____6____ of plants’ intelligence is inconclusive, the authors wrote.

Beginning in 2006, some scientists have ____7____ that plants possess neuron-like cells that interact with hormones and neurotransmitters, ____8____ “a plant nervous system, ____9____ to that in animals,” said lead study author Lincoln Taiz, “They ____10____ claimed that plants have ‘brain-like command centers’ at their root tips.”

This ____11____ makes sense if you simplify the workings of a complex brain, ____12____ it to an array of electrical pulses; cells in plants also communicate through electrical signals. ____13____, the signaling in a plant is only ____14____ similar to the firing in a complex animal brain, which is more than “a mass of cells that communicate by electricity,” Taiz said.

“For consciousness to evolve, a brain with a threshold ____15____ of complexity and capacity is required,” he ____16____.” Since plants don’t have nervous systems, the ____17____ that they have consciousness are effectively zero.”

And what’s so great about consciousness, anyway? Plants can’t run away from ____18____, so investing energy in a body system which ____19____ a threat and can feel pain would be a very ____20____ evolutionary strategy, according to the article.

......

完整内容请点击下方链接下载!

查看剩余内容
文件名 操作
  • 2022年北京考研英语一试题真题及答案(1) doc
    233.000 KB 1548人下载
    下载
收藏
0
loading
Hi,我是教育宝平台顾问~ 添加我的微信,在查找或下载资料时,我会随时为您解决问题
+加微信
喜欢此内容的人还喜欢
教育宝 > 考研英语培训 > 2022年北京考研英语一试题真题及答案