Animals are important for the ecosystem. The subject “Animals” is in ___ case. A. nominative B. possessive C. objective D. genitive 相关知识点: 试题来源: 解析 A。本题考查名词的格。“Animals”在句子中作主语,是主格,即 nominative case。nominative 是主格;possessive 是所有格;objective 是宾格...
In the ecosystem, plants can ___ oxygen for animals to breathe. A. use B. give C. take D. need 相关知识点: 试题来源: 解析 B。植物在生态系统中能为动物提供氧气以供呼吸,give 有提供的意思,A 是使用,C 是拿走,D 是需要,均不符合。反馈 ...
D.found 免费查看参考答案及解析 题目: For animals that spend most of their lives high in the trees, gaps (缺口) in the forest might as well be the Grand Canyon (大峡谷). These gaps are especially hard on gibbons, a kind of monkey-like animals with long arms; although larger males ...
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All the animals and plants that live in the same location make up a(n) A) biome. B) population. C) ecosystem. D) community. Biotic vs abiotic factors The term "biotic factor" simply refers to the living organisms present within an ecosystem ...
Plants in the ecosystem provide ___. A. food for animals only B. food for plants only C. food for neither animals nor plants D. food for animals and humans 相关知识点: 试题来源: 解析 D。生态系统中的植物提供食物给动物和人类。选项 A 仅给动物错误,人类也以植物为食。选项 B 仅给植物...
In an ecosystem, plants and animals depend on each other. Plants depend on animals for ___. A. spreading their pollen B. eating their fruits C. destroying their leaves D. cutting down their branches 相关知识点: 试题来源: 解析 A。植物依赖动物传播花粉。选项 B“eating their fruits”有时对...
What type of flora and fauna is living in the oceans? What amphibians live in the ocean? What are some animal adaptations for living in the ocean? What are biotic factors in an aquatic ecosystem? What are some invasive species found in aquatic biomes?
service by hunting diseased or elderly deer, wouldn’t be helping anyone if it took up residence in an office building. Seaweed largely prevents corals from performing their key function in the ecosystem, just like the lion would prevent any of the terrified office workers from doing their work...
In an ecosystem, plants, animals and humans live together in___A.our share of resourcesB.a biological creatureC.a given areaD.the maintenance of the ecosystemE.the source of food的答案是什么.用刷刷题APP,拍照搜索答疑.刷刷题(shuashuati.com)是专业的大学