A. To produce oxygen and water. B. To produce oxygen and glucose. C. To produce carbon monoxide and glucose. D. To produce nitrogen and glucose. 相关知识点: 试题来源: 解析 B。原因:文中提到“Plants use carbon dioxide during photosynthesis to produce oxygen and glucose.”。 反馈...
What do plants use from the air to make food? A. Oxygen B. Nitrogen C. Carbon dioxide D. Argon 相关知识点: 试题来源: 解析 C。中文解析:文中提到“Plants also need air. They use carbon dioxide from the air to make food.”,植物利用空气中的二氧化碳制造食物。反馈 收藏 ...
Plants take in carbon dioxide and give out oxygen. What is this process called? A. Photosynthesis. B. Respiration. C. Digestion. D. Circulation. 相关知识点: 试题来源: 解析 A。解析:植物吸收二氧化碳释放氧气的过程叫光合作用。选项 B 呼吸作用是生物吸收氧气释放二氧化碳;选项 C 消化作用是生物体...
C. Oxygen gas, water, and sodium bicarbonate. D. Hydrogen gas, water, and sodium acetate. 相关知识点: 试题来源: 解析 B。中文解析:文中提到“The reaction produces carbon dioxide gas, water, and sodium acetate.”A 选项中的氧气不是该反应产物;C 选项中的氧气不是该反应产物;D 选项中的氢气不...
KATHLEEN KUDLINSKI: Take in oxygen, give back carbon dioxide - what a perfect cycleKathleen Kudlinski
Trees can absorb carbon dioxide and release oxygen. What is the meaning of “absorb”? A. Take in. B. Give out. C. Put away. D. Throw away. 相关知识点: 试题来源: 解析 A。“absorb”的意思是吸收。选项 B“Give out”是释放;选项 C“Put away”是放好;选项 D“Throw away”是扔掉...
The ocean covers more than 70% of the Earth’s surface. It produces at least half of the planet’s oxygen and absorbs around 30% of the carbon dioxide produced by humans. The sea is home to most of our biodiversity and 3 billion peop...
This is because the lungs have a lot of surface area that’s usually used to exchange oxygen and carbon dioxide when you breathe. All that surface area provides lots and lots of places for nicotine to pass into the bloodstream. Then there’s the...
百度试题 结果1 题目What do plants provide for human health? A. Oxygen. B. Carbon dioxide. C. Pollution. 相关知识点: 试题来源: 解析 A。本题考查植物对人类健康的作用。植物通过光合作用提供氧气,对人类健康有益,所以选 A。反馈 收藏
百度试题 结果1 题目What do big trees give us to breathe? A. Carbon dioxide B. Nitrogen C. Oxygen D. Hydrogen 相关知识点: 试题来源: 解析 C。大树给我们提供氧气让我们呼吸。反馈 收藏