
六年级 科学 单元5
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Science
6th Grade
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
上图显示一只渡渡鸟和一只恐龙。
这两种动物。。。。。。
已经绝种
濒临绝种
只可在动物园里看到
可以在原始森林中找到
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪项动物已经面临绝种了?
犀鸟
熊猫
拟斑马
人猿
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下面哪项是濒临绝种的动物?
渡渡鸟
猛犸
儒艮
恐龙
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
上图显示动物已经绝种.
为什么这动物会绝活?
遭人类大量捕杀已获取其肉和皮
成为其他动物的食物
动物互相残杀而绝种
遭天灾如大水灾威胁
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
什么是濒临绝种的物种?
动物和植物已从地球消失了
植物遭草食动物吃完了
动物威胁人类的生活
动物和植物的繁衍遭到威胁
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
上图显示一朵莱佛士花。
什么原因导致莱佛士花濒临绝种?
空气污染
天气恶劣
缺乏阳光
栖息地被破坏
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪项人类的活动,可以减少自然栖息地的破坏?
开拓更多森林以发展房屋计划
使用更多的化肥促进农业生产
砍掉山坡上所有的树木
造林
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