有的植物具有视觉功能,能辨别颜色。一项科学实验表明,莴苣的种子在黑暗里摆放许多日子都没有发芽,但是把它暴露在红光下仅仅10秒以后,奇迹就出现了——种子竟开始发芽了! 有的植物能够计数。英国科学家曾用捕蝇草做了个有趣的实验:拿一根钢针碰了一下捕蝇草口袋状的叶子,叶子没有反应;但当再次用针触 Some plants have visual function, can distinguish the color. A scientific experiment showed that the seeds of lettuce did not germinate in the darkness for many days, but after exposing it to the red light for only 10 seconds, a miracle came about - the seeds actually started to germinate! Some plants could count . British scientists have used the flytrap to do an interesting experiment: take a needle touches the pteridophyte leaf-shaped leaves, the leaves did not respond; but when again with the needle touch