A. To harden water. B. To lower the surface tension of water. C. To increase the viscosity of water. D. To make water cloudy. 相关知识点: 试题来源: 解析 B。中文解析:表面活性剂在洗涤剂中的主要作用是降低水的表面张力,使水更容易扩散并渗透到污垢和污渍中,从而起到清洁的作用。A 选项是使...
Blood can be divided into two major components: Formed elements and plasma. What is the function of the components of plasma? What are the main functions of water in the body? What is the main function of water in our bodies? What is the function of haemoglobin?
What is the main function of a plant's leaves? A. to take in water B. to make food C. to hold the plant up D. to store water 相关知识点: 试题来源: 解析 B。解析:植物叶子的主要功能是进行光合作用制造食物。选项 A 吸收水分主要是根的功能,选项 C 支撑植物主要是茎的功能,选项 D 储存...
沪江词库精选the main function of the small intestine是什么意思、英语单词推荐 泌别清浊 相似短语 the main function of the small intestine 泌别清浊 small intestine n.小肠 small airway function 小气道功能 main function 【计】 主函数 small main valve piston 主阀小活塞 main test 主要检验 ...
The meaning of MAIN is physical strength : force —used in the phrase with might and main. How to use main in a sentence.
What is not the main function of the Bottle-Neck Water Inlet?? To lead the Minjiang River to go eastward to irrigate.;To divide the Minjiang River into different channels.;To control water volume in flooding seasons.To discharge sand and stones.; 相关知识点: 试题来源: 解析 To divide th...
Plants need sunlight, water and air to grow. What is the main function of sunlight for plants? A. To make them beautiful B. To help them breathe C. To provide energy D. To keep them warm 相关知识点: 试题来源: 解析 C。解析:植物需要阳光、水和空气来生长。阳光对植物的主要作用是提供...
These Cookies enable the services to provide enhanced functionality and personalization. They may be set by us or by third party providers whose services we have added to our services. If you do not allow these Cookies then some or all of these services may not function properly. ...
<p>To solve the question regarding the main functions of root systems, we will analyze each option provided.</p><p>1. <strong>Identify the Functions of Roots</strong>: - Roots are essential parts of a plant that serve multiple functions.</p><p>2. <str
Some fruits have a hard shell outside, like walnuts. What is the main function of this hard shell? A. To protect the seeds inside B. To make the fruit look beautiful C. To help the fruit float in water D. To attract animals to E. at 相关知识点: ...