四年级科学2023上半年复习

Quiz
•
Science
•
4th Grade
•
Easy
NG YT
Used 2+ times
FREE Resource
16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3)左图的人类的器官是排出的什么废物?
尿液
二氧化碳
汗
粪便
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5)根据所进行的活动。从呼吸率较高排列到较低的呼吸率。
睡觉,看书,跑步
爬山,睡觉,洗碗
骑自行车,钓鱼,睡觉
上网,踢足球,看电视节目
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
8)人体通过排尿,排汗和呼气把这些
废物排出体外。 这个过程是。。。。。
排泄
呼气
排遗
吸气
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
上图显示俊杰对着镜子呼气。为什么镜面上会出现薄雾?
肺排出氧气
肺排出二氧化碳
人类在呼气时排出汗
人类在呼气时排出体内的水分
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
当我们在呼吸时,横膈膜会往下移,使胸腔扩张。哪项是吸气过程时的正确排列?
空气 鼻子 气管 肺
空气 气管 鼻子 肺
肺 鼻子 气管 空气
肺 气管 鼻子 空气
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪个动物是有脊椎?
蚯蚓
蛇
蜗牛
蝴蝶
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪一种在水里生活的动物是用肺呼吸?
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