题目内容：
根吸收水分和无机盐的主要部位是（ ）。 A．根冠
B．伸长区
C．根毛区
D．分生区
参考答案：
答案解析：
单选题：根吸收水分和无机盐的主要部位是（ ）。
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- 题目类型：单选题
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根吸收水分和无机盐的主要部位是（ ）。 A．根冠
B．伸长区
C．根毛区
D．分生区
根吸收水分和无机盐的主要部位是（ ）。 A．根冠
B．伸长区
C．根毛区
D．分生区
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