Plants grow towards the light. This is an example of ___. A. Phototropism B. Gravitropism C. Thigmotropism D. Hydrotropism 相关知识点: 试题来源: 解析 A。解析:植物向光生长是向光性的例子。向光性是指植物生长器官受单方向光照射而引起生长弯曲的现象。向重力性是指植物在重力影响下,保持一定方向...
Plants grow towards light because of___. A. gravity B. water C. phototropism D. respiration 相关知识点: 试题来源: 解析 C。植物向光生长是因为向光性。选项 A 重力不是向光生长的原因。选项 B 水不是向光生长的原因。选项 D 呼吸作用与向光生长无关。反馈...
Darwin noted that plants might grow in a certain direction in response to environmental cues like light or gravity in his bookThe Power of Movement in Plantspublished in 1880. He provided evidence that the portion of the plant that receives the stimulus and the portion that reacts is distinct....
Most of us are familiar with how light affects the growth and development of plants (phototropism, for example, describes how plants grow towards light), but researcher Nathalie Hoang and colleagues set out to explore light's impact on humans and mammals. Plants have photoreceptor proteins called...
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解析 B。本题考查植物向光生长的原因。植物向光生长是因为它们需要光进行光合作用,选项 A“they like light”它们喜欢光表述不准确;选项 C“light is beautiful”光很美不是原因;选项 D“they are curious about light”它们对光好奇不合理。反馈 收藏 ...
Plants grow towards the light because they need ___. A. sunlight B. water C. air D. soil 相关知识点: 试题来源: 解析 A。植物朝着光生长是因为它们需要阳光。选项 B“water”水不是朝着光的原因;选项 C“air”空气也不是;选项 D“soil”土壤也不对。反馈...
Plants need certain things to live, grow and stay healthy. The following pictures will show you what they need to survive. Plants use light to make their own food. If you leave a plant near a window, it will bend (弯曲) and grow towards the light. It tries to eat asmuch sunshine as...
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Lisa Eldred Steinkopf is a blogger and writer who runs the websiteThe Houseplant Guru, where she offers advice and best practices on how to best care for plants. Her writing has also been featured in publications like HGTV andReal Simple. ...