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 ...
In nature, the nitrogen, phosphorous and potassium often come from the decay of plants that have died. In the case of nitrogen, the recycling of nitrogen from dead to living plants is often the only source of nitrogen in the soil. To make plants grow faster, what you need to do is ...
【小题1】从文章的第一句话Plants and animals usually do not live apart, as in many ways they are important to each other. 可知答案是They are important to each other. / They depend on each other. 【小题2】从第二段的句子:animals give off carbon dioxide gas when they breathe. When plant...
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...
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. ...
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 ...
Of course, plants also suck in carbon dioxide from the air and push out oxygen in the amazing process called photosynthesis, but this is probably more like breathing—so we’re not breathing plant poo. They also give off extra water through their leaves, but that’s not quite right either...
share it with Sun Oxygen (O)others.Carbon Dioxide(CO Sugars Each plant has its own ways to protect itself. For example, mimosa3.closes its leaves.Water (H.O)Plants can help us in 4. different ways. They give us clean air and food.They also help clean the water.5. What can we ...
Plants use carbon dioxide, oxygen and water in photosynthesis. Photosynthesis is the process by which plants make food, for themselves and indirectly... See full answer below.Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts...
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...