A Complete Collection of 100000 Whys
Fav十万个为什么
为什么植物能在沙漠生存？
1、植物进化出了特殊的根系，如深根或广根系统，以吸收尽可能多的水分。
2、许多沙漠植物具有肉质茎或叶，可以储存大量水分，减少水分蒸发。
3、植物的叶片进化成刺状或小而密集，以减少阳光直射和水分蒸发。
4、一些沙漠植物会进行夏眠或休眠，以在极端干旱时期保存能量和水分。
5、植物表面覆盖有蜡质或绒毛，可以反射阳光并减少水分流失。
总之，沙漠植物通过进化出多种适应机制，如储水、减少水分蒸发、休眠等，以应对极端干旱和高温环境，从而生存下来。
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