There are many living things in an ecosystem. The ___ keep the balance of the ecosystem. A. producers B. consumers C. decomposers D. hunters 相关知识点: 试题来源: 解析 C。本题考查生态系统中各类生物的作用。生产者(producers)能制造有机物,消费者(consumers)消耗有机物,分解者(decomposers)能将...
Water is essential for all living things in an ecosystem. How does the lack of water mainly affect plants? A. It makes plants grow faster B. It causes plants to wilt and may die C. It has no effect on plants D. It makes plants change color 相关知识点: ...
1. An ecosystem consists of the living and nonliving things in an areainteract with one another.2. Last month, part of Southeast Asia was struck by floods, fromeffects the people are stillsuffering.3. After the flooding, people were suffering in that area,urgently needed clean water, medicine...
10.An ecosystem consists of the living and nonliving things in an area ___ interact with one another.( ) A. that B. where C. who D. what 相关知识点: 试题来源: 解析 分析 一个生态系统由一个区域内的可以相互作用的生物和非生物成的. 解答 答案A. 分析句子结构可知,"___ interact with ...
本题考查定语从句。分析句子结构和句意可知,“___ interact with one another.”为定语从句,修饰先行词 “the living and nonliving things”。定语从句中,引导词指代先行词,为物,同时在定语从句中充当主语,所以应该用关系代词 that 来引导。故正确答案为A。反馈 ...
An ecosystem consists of the living and nonliving things in an area ___ interact with one another. A. that B. where C. who D. what 相关知识点: 试题来源: 解析 答案:A 解析:题干的意思是:“生态系统是由一个区域里相互作用的生物和非生物构成的”。分析句子结构,___ interact with one another...
A. ecosystem B. species diversity C. food chain D. population 相关知识点: 试题来源: 解析 B。本题考查生态科学的基本概念。A 选项“ecosystem”指的是生态系统;C 选项“food chain”是食物链;D 选项“population”是种群。而“species diversity”指的是物种多样性,符合题意。反馈...
A 句意为:生态系统包括某个地区内相互作用的生物和非生物。先行词为“the living and nonliving things”,既包括“人”又包括“物”,且定语从句中缺少主语成分,因此此处应用that来引导定语从句。故答案选A。结果一 题目 【题目】An ecosystem consists of the living and non-living things in an areainteract ...
1.An ecosystem consists of the living and nonliving things in an area___ interact with one another.2.The museum will open in the spring with an exhibition and a viewingplatform ___ visitors can watch the big glasshouses being built.3.John invited about 40 people to his wedding, most of...
百度试题 结果1 题目【题目】An ecosystem consists of the living and nonliving things in an area__ interact with one another.A. that B. where C. whoD . what 相关知识点: 试题来源: 解析 【解析】A 反馈 收藏