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喜爱养花，他总希望花快点长，给大量的肥，结果花出现了萎蔫的现象．后来他通过学习知道根是植物吸水的主要器官，它从土壤中吸收大量的水，满足植物体生长发育的需要；同时，根吸水与土壤中矿物质的浓度有关．如图是细胞吸水和失水模式图，请你帮助分析解决问题： （1）根从土壤吸收的水中溶解着______． （2）施肥过多植物会出现“烧苗”现象，其原因是土壤溶液浓度______根毛细胞细胞液浓度，细胞出现图中的图______所示现象，要想缓解施肥过多对植物的影响，应采取的措施是______．
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