
六年级科学.单元九.废物
Quiz
•
Science
•
6th Grade
•
Practice Problem
•
Medium
TAN Moe
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28 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
什么是废物?
是指已失去原有使用价值的东西
没有用到但没有被丢弃的东西
被丢弃的东西
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
有些物品经过一段时间后会腐烂,这些经由微生物分解而产生的现象,叫作
融化
蒸发
生物降解
生物腐烂
3.
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
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
什么是不可生物降解的废物?
不会污染环境的废物
能被分类回收的废物
不能被微生物分解的废物
不能抑制微生物繁殖的废物
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下都是可以被生物降解的废物,除了
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
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?
填土
充作工业燃料
掩埋在土里
装饰花园,美化环境
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
上图显示人类的一项活动。这项活动不会造成什么不良后果?
酸雨
水源污染
水里的生物死亡
闪电或水灾
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