For example,animals give off carbon dioxide gas when they breathe.When plants make food, they absorb this gas from the air, using the carbon and releasing some of the oxygen back into the air. The oxygen that is released, then, is again supplied to animals. Thus the cycle continues,...
What do plants give off that is good for the air? A. dirty water B. clean water C. oxygen D. carbon dioxide 相关知识点: 试题来源: 解析 C。植物能释放氧气,使空气清新。A 选项脏水和 B 选项干净的水不是植物释放对空气有益的物质。D 选项二氧化碳不是对空气有益的物质。反馈 收藏 ...
First, we can plant more flowers and plants. It can purify air, carries on the photosynthesis, carbon dioxide into oxygen, trees can save a lot of ground water, prevent soil erosion, solid earth, also can withstand the sand. How important the trees are! We can think of environmental prote...
Nature, as nature tends to do, keeps most of these emissions in balance. Plants absorb CO2 through photosynthesis, and oceans absorb just about as much carbon dioxide as they let off. Carbon cycles through our air, water, and soil in a continuous process that supports life on earth. https:...
What is the significance of secondary growth in plants? How do plants detect light? How does magnetism affect plant growth? How does transpiration work in a plant? How do plants get their carbon? How does the Washington hawthorn root system grow straight down?
(叶绿素),which gives leaves their green colour. Leaves need sunlight ,too. Sunlight and chlorophyll work together to turn water and carbon dioxide into a kind of sugar. This sugar is the food that provides plants___energy. When they make food , trees give off a gas called oxygen. Animals...
To make food, plants need sunlight, CO, and H2O. They use the energy from the sun to turn all of those things into O, and sugars.PHOTOSYNTHESIS Sunlight Oxygen (O2)Carbon Dioxide (CO,)Sugars Water (H,O)What do we not really know about plants?Fighting Plants fight against each other ...
Humans, are you still stubborn? They keep talking about low-carbon environmental protection, but their actions are just the opposite. Hey! Protect the earth! Do you really want to bring the end of the world? 英语作文:爱护我们的地球 8 ...
Plants convert carbon dioxide into sugar and oxygen in the presence of sunlight. Plants store their sugar in the form of starch, which is used for growth and maintenance. Another essential factor necessary for plants to grow is soil. Air, water, sunlight, soil and warmth are the five things...
The process of cellular respiration that plants use to convert glucose into other useful molecules does produce some heat, however, plants, in...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your tough homework...