A Complete Collection of 100000 Whys
Fav十万个为什么
为什么植物有种子？
1、种子是植物繁殖的方式之一，通过种子可以产生新的植株，确保物种的延续。
2、种子内部含有胚胎和营养物质，可以为新植物的生长提供初始的生存条件。
3、种子的外壳可以保护内部的胚胎和营养物质，防止受到外界环境的伤害和病虫害的侵袭。
4、种子可以通过多种方式传播，如风力、水力、动物等，帮助植物扩大分布范围，增加生存机会。
5、种子可以在休眠状态下保存较长时间，等待适宜的环境条件出现时再萌发，提高了植物的生存适应性。
总之，种子是植物适应环境、繁殖后代的重要机制，是植物进化过程中的一种高效生存策略。
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