补习 初一下册 第4章
Authored by Sheng Hao Tan
Science
7th Grade
Used 8+ times
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1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
植物茎部的哪一个结构的细胞具有强烈的增生能力？
木质部
形成层
树皮
髓
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
下列各项是有关植物对外界反应所作出的运动，属于感震性的是
捕蝇草的叶子捕抓苍蝇
葡萄的卷须缠绕着附着物
雏菊花早上开花，傍晚关闭
室内植物的枝叶朝向窗口的一边生长
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
下列哪些植物运动是属于感性运动？
I 毛毯苔的叶子捕捉昆虫
II 番红花的花在温度升高时开放
III 绿豆的顶芽朝向阳光的方向弯曲
IV 大红花的根在土壤中偏向肥料浓度高的方向
I, II
II, III
III, IV
I, IV
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
下列各项中，属于屈光性的是
邹菊花早上开放，傍晚关闭
葡萄的卷须缠绕着附着体
捕蝇草的叶子捕捉苍蝇
室内植物的枝叶朝向窗口的一边生长
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
图5说明的事实是根具有（） 而茎具有（） 。
正屈地性、负屈地性
负屈地性、正屈地性
正屈光性、负屈光性
负屈光性、正屈光性
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
右图为A、B两组植物，植物A的根分布均匀，植物B的根则向右边分布较多和密集。试推测造成植物的根分布不均匀的原因。
屈光性
屈水性
屈触性
屈化性
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
下列哪些骨连结属于活动连结？
I、II
II、III
III、IV
I、IV
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