
2年级科学 单元九 地球
Authored by YWS Moe
Science
2nd Grade
Used 25+ times

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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
水是________的生命之源。
生物
非生物
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
右图中是一种天然水源,它是。。。。。
河水
泉眼
胡泊
海
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
右图显示一种天然水源,它是。。。。。
河水
泉眼
胡泊
雨水
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
图中显示什么现象?
水的循环
蒸腾
冷凝
蒸发
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
我们看不见空气,但可以感觉空气的流动。
对
错
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
工厂的废水应该如何处理?
工厂需处理废水后,才排出流水管。
对政府的水质标准不理会。
排出更强烈的废水来杀死水生动物。
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
农夫使用农药。
以上的活动会导致水生动物死亡。我们应该采取怎样的方法来解决这问题?
必须停止使用,并换成有机肥料。
使用更强烈的农药。
换土地来种植新的农作物。
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