题目【题目 】Every living thing in an ecosystem depends in some way upon other living and nonliving thin gs in the ecosystem.T he living things in an ecosystem are 1.___producers or consumers. Producers do n't eat other living things. Producers make foo d. Green plants are called primary...
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...
1v3环境适应All living things in an ecosystem(生态系统)needair,food,water,and shelter.To help them get what theyneed,plants and animals have adaptations(适应性).Abat's wings are an adaptation.An owl's ability to heartny(微小的)sounds at night can help it hunt at night.Itis also an adapt...
解析 C。原因:文章中明确提到“It means that all the living things and non-living things in an ecosystem are in a state of harmony.”。 答案:C。原因:文章中明确提到“It means that all the living things and non-living things in an ecosystem are in a state of harmony.”。 >...
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...
In an ecosystem, plants are connected to other living things through ___. A. food chains B. food webs C. both A and B D. none of the above 相关知识点: 试题来源: 解析 C。在生态系统中,植物通过食物链和食物网与其他生物相联系,所以答案是 C。反馈...
How do living things interact (相互作用)? Is there food, water, comfortable tcperature or shelter (庇护所)? All of the answers to these questions are found in the ecosystem (生态系统). An ecosystem is made up of all living things and non-living things and how they interact with each ...
结果1 题目An ecosystem includes _. A. all the living things and non-living things B. only the living things C. only the non-living things D. none of the above 相关知识点: 试题来源: 解析 A。生态系统包括所有生物和非生物。反馈 收藏 ...
Plants in an ecosystem are connected to other living things through ___. A. the food chain and food web B. competition only C. having no connection D. destroying other living things 相关知识点: 试题来源: 解析 A。生态系统中的植物通过食物链和食物网与其他生物相连。选项 B 说只通过竞争错误...
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...