Plants make food through a process called photosynthesis. What do plants need for photosynthesis? A. Sunlight, water and carbon dioxide. B. Sunlight, soil and oxygen. C. Water, soil and nitrogen. D. Sunlight, air and hydrogen. 相关知识点: ...
百度试题 结果1 题目What do plants give out during photosynthesis? A. Oxygen B. Carbon dioxide C. Nitrogen D. Hydrogen 相关知识点: 试题来源: 解析 A。植物在光合作用过程中释放出氧气。反馈 收藏
What do plants need along with sunlight and carbon dioxide for photosynthesis? A. Oxygen B. Nitrogen C. Water D. Hydrogen 相关知识点: 试题来源: 解析 C。解析:“Photosynthesis happens when plants use sunlight, water, and carbon dioxide.”表明植物进行光合作用需要阳光、水和二氧化碳。反馈 收藏 ...
In some polluted areas, plants may not be able to do photosynthesis well. What can we do to help plants do photosynthesis better for environmental protection? A. Pour more waste water into the soil B. Release more harmful gases into the air C. Clean up the air and soil pollution D. ...
For plants to carry out photosynthesis, they need to absorb carbon dioxide. What is the role of carbon dioxide in photosynthesis? A. It provides energy B. It is a product C. It is a raw material D. It has no role 相关知识点: ...
The process by which plants make their own food is called photosynthesis. What is the main product of photosynthesis? A. oxygen B. carbon dioxide C. water D. glucose 相关知识点: 试题来源: 解析 D。植物通过光合作用制造自己的食物,光合作用的主要产物是葡萄糖。选项 A 氧气是光合作用的产物之一,...
What color of light is most effectively used by plants in photosynthesis? A. Green B. Red and blue C. Yellow D. Purple 相关知识点: 试题来源: 解析 B。解析:植物在光合作用中最有效地利用红蓝光。绿色(选项A)的光被植物反射而不是吸收用于光合作用。黄色(选项C)和紫色(选项D)光不是植物在光合...
Plants need sunlight for photosynthesis. What is the main role of sunlight in photosynthesis? A. To provide energy B. To provide carbon dioxide C. To provide water D. To provide nutrients 相关知识点: 试题来源: 解析 A。本题考查阳光在光合作用中的主要作用。阳光在光合作用中提供能量。B 选项...
In an ecosystem, plants are called producers because of photosynthesis. What does it mean? A. They produce only water B. They produce substances that other organisms need C. They produce only carbon dioxide D. They produce things for themselves only 相关知识点: ...
What do we know about photosynthesis? A. It helps plants to produce energy. B. It is regarded as a productive system for plants. C. It can increase leaf growth on plants by 14 percent. D. It is made up of sunlight,water and carbon dioxide. ...