在光合作用中叶绿素起什么作用,为什么绝大多数植物中的叶片都是绿色的?

2025-03-17 12:55:03
推荐回答(6个)
回答1:

大多数植物对绿光的利用率很小,所以如果你用绿光“喂”它,会被饿死的说。主要利用红橙光和蓝紫光。
色素主要分为叶绿素a、叶绿素b、叶黄素和胡萝卜素,其中叶绿素a占大部分。光合作用时,少部分叶绿素a吸收、转化光能,同时水光解成O2、[H],并产生e-,然后就变成了活跃的化学能,然后进行的暗反应把活跃的化学能转变成稳定的化学能,暗反应很复杂,课本也没讲啦

回答2:

绿色里有叶绿素,能通过光合作用制造氧气的

回答3:

可以吸收较多太阳光

回答4:

叶绿素起吸收阳光的作用,主要吸收红光和蓝光.

因为叶片中含有叶绿素,而叶绿素是绿色的,为什么叶绿素是绿色的呢?因为它反射阳光中的绿光.

回答5:

叶绿素通过光合作用将二氧化碳和水合成为所须营养.

回答6:

叶绿素按功能分有两种,一种可以被光激发产生电子,主要是叶绿素A.另一种主要是传递电子,然后电子传递偶联产生ATP(细胞供能物质)和H+,为暗反应提供原料,产生葡萄糖.
叶片为绿色即是叶绿素的缘故,反射绿光

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