
Y401 人类的呼吸 - 课本
Authored by KFC Science
Biology
4th Grade
Used 4+ times

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14 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
像镜子吐气,镜面会出现濛濛水气,这是因为 _________.
吐出的空气是废气。
周围有许多水分。
吐出的空气有水蒸气。
吐出的空气有二氧化碳。
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
上图的情形说明了 __________.
吐出的空气很热。
吐出的空气有氧气。
吐出的空气是肮脏的。
吐出的空气有水蒸气。
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
鼻毛有什么用处?
美观
阻挡二氧化碳
让鼻孔保持潮湿
阻挡尘埃和细菌
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
根据横膈膜的运动方向,人体是在 __________.
吸气
呼气
屏息
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
把空气排出体外的过程叫做 ________.
吸气
呼气
屏息
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一个是人体呼吸的重要器官?
肺
皮肤
眼睛
耳朵
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
我们吐出的空气含有大量的 ________ 和 水蒸气。
氧气
氢气
一氧化碳
二氧化碳
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