【简答题】根据甲、乙、丙图回答问题:(6分) (1)植物吸收水分的主要器官是 ,运输水分主要是通过图甲中的〔 〕 。 (2)植物吸收的水分,除了少部分用于 制造有机物,其他大部分通过图乙中的〔 〕 散失。 (3)为了验证植物体内的水分是通过叶的蒸腾作用散失,某生物兴趣小组设计了图丙的实验装置进行实验。实验开始时,使简易天平的两端保持平衡。一段时间后,简易天平的左端将 (上升或下降)。由此可得出的实验结论是 ...
【单选题】是陆生植物吸收水分的主要器官,它从土壤中吸收大量水分,以满足植物体的需要。
【简答题】陆生植物吸收水分的主要器官是___________。
【简答题】陆生植物吸收水分的主要器官是______.
【简答题】What change has there been in the number of women in top management positions detailed in the annual survey?
【判断题】只要拥有足够多用户的大量历史信用数据就可以做征信业务。( )
【单选题】A growing number of women are rising to the top—and beginning to change the culture of the workplace. This should be a season of celebration. After all, by many measures, there's never been a better t...
A.
In Scandinavia and Britain, women account for more than 30% of corporate managers.
B.
Between 2000 and 2004, women executive directors in FTSE firms almost doubled.
C.
The election of Angela Merkel as one of the highest officials in Germany:
D.
Japan has a new group of 26 women in the parliament.