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六年级科学-废物

Authored by LAU Moe

Science

6th Grade

Used 483+ times

六年级科学-废物
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

哪个有关废物的说明是正确的?

果皮是难以腐烂的废物

铅笔是源自金属的废物

彩纸是源自植物的废物

农药是从共厂排出的废物

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Media Image

上图显示人类的一项活动。这项活动会造成什么不良后果?

酸雨

水源污染

空气污染

闪电或水灾

3.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Media Image

上图显示一堆旧轮胎。

以下哪几种方法能减少旧轮胎带来的问题?

制成秋千

充作工业燃料

掩埋在土里

装饰花园,美化环境

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

以下都是可以被生物降解的废物,除了

Media Image
Media Image
Media Image
Media Image

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

仔细观察以上的图片。以下哪种方法最适合用来处理上述废物?

掩埋

焚烧

再回收

制成堆肥

6.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Media Image

露天焚烧垃圾所带来的坏处是?

空气污染

闪电或水灾

酸雨

疾病传染

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

以下哪项是废物腐烂时带来的害处?

使泥土不能吸收养分,使土壤贫瘠

过剩的养分使土壤酸性提高,破坏土质

化学物渗入土壤里,造成疾病四处散播

废物破坏大自然的景色,造成环境污染问题

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