四年级科学--单元一至单元五

Quiz
•
Science
•
1st - 4th Grade
•
Medium
NGAI Moe
Used 389+ times
FREE Resource
40 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Q1)左图显示人类的排泄器官。
该器官从体内排出什么排泄物?
尿液
二氧化碳
汗
粪便
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Q2) 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
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Q3)根据所进行的活动,从较高的呼吸率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
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Q4) 当我们在呼吸时,横膈膜会往下移,使胸腔扩张。哪项是吸气过程中的正确排列?
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
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Q5) 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
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Q6)哪个动物有脊椎?
蚯蚓
蛇
蜗牛
蝴蝶
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Q7) 以下哪个在水里生活的动物是用肺来呼吸的?
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