二年级科学总复习（2）
Authored by LIM Moe
Science
2nd Grade
Used 46+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
这是什么分离方法？
用筛子
用磁铁
漂浮法
用滤纸
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪个方法不能把混合物分开?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪一件是电的绝缘体。
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪个是灯泡不会发亮的原因？
开关没有被按下
干电池装置错误
电线没有连接到元件
电线断裂
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
植物会通过哪一个部分获取水分？
P
R
Q
P和Q
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪个情况能看清楚盒子里的物体？
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
图中显示蝴蝶的生命过程。
以下哪个是蝴蝶在W阶段的样子？
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