The reason different organs in the human body have different percentages of water is their different functions. Because two-thirds of total body water is contained inside cells, organs that are large and highly cellular contain a higher percentage of total body water. Which Organs In The Human B...
结果1 题目 Water is an important nutrient. What percentage of the human body is made up of water? A. 50% B. 60% C. 70% D. 80% 相关知识点: 试题来源: 解析 C。解析:人体大约 70%是由水组成的。本题考查对人体中水含量的了解。 反馈 收藏 ...
What percentage of the earth"s water can man actually use at present? A. Nearly 75 percent. B. About 97 percent. C. Exactly 3 percent. D. Less than 3 percent. 相关知识点: 试题来源: 解析 D解析:问题问“人类能使用的水在地球上总的水量中占百分之几?”而备选项也都是百分数的形式,因此...
百度试题 结果1 题目What percentage of the earth's water can man actually use at present A. Nearly 75 per cent. B. About 97 per cent. C. Exactly 3 per cent. D. Less than 3 per cent. 相关知识点: 试题来源: 解析 D 反馈 收藏 ...
结果一 题目 l.What is the percentage(百分比)of water on the earth?1. What is the percentage(百分比)of water on the earth?_ 答案 1.70%—75% 相关推荐 1 l.What is the percentage(百分比)of water on the earth?1. What is the percentage(百分比)of water on the earth?_ ...
2. Q: What percentage of the world’s water is fresh water? 浏览器不支持音频A 25%B 2.5%C 30%
1.What's the percentage (百分比) of water on the Earth? A. About 40%. B. About 60%. C. About 70%. 2.When is World Water Day? D. It is on March 22. E. It is on March 20. F. It is on March 12. 相关知识点: 试题来源: 解析 1. C2. A 1.略2.略反馈 收藏 ...
百度试题 结果1 题目What percentage of the total earth’s water does underground water make up? A. 0.05% B. 0.5% C. 4.95% D. 5% 相关知识点: 试题来源: 解析 C. 4.95% 反馈 收藏
百度试题 结果1 题目1. What is the percentage (百分比) of water on the earth?2. How many oceans are there in the world? 相关知识点: 试题来源: 解析 1.70%-7.5%=0(cm^2)优质解答 反馈 收藏
What percentage of the Earth is covered by water? A. About 25%. B. About 75%. C. About 43%. D. About 85%.(A) 2. What does the underlined word "tough" mean? A. Difficult. B. Common. C. Dangerous. D. Easy.()3. What can pollute underground water according to the passage?