什么是呼吸率?
四年级科学总复习

Quiz
•
Science
•
4th Grade
•
Medium
TAN Moe
Used 1K+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
人体排出废物的过程
人体在吸气时空气所经过的通道
人体在一天内排出体内废物的次数
胸腔在固定时间内扩张和收缩的次数
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
排泄和排遗过程对人体非常重要。哪项不是排泄和排遗的重要性?
能控制身体的体重
能把体内的废物排出体外
能把无法消化掉的食物渣滓排出体外
体内不会堆积废物,以保持身体健康
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
自从黄先生沾染了不良习惯后,经常无精打采、反应迟钝而且经常产生幻觉。
根据以上的情况,预测黄先生沾染的不良习惯。
饮食不均衡
滥用药物
酗酒
吸烟
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪种动物用肺呼吸?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下都是无脊椎动物,除了
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
植物的哪个部分不会对阳光产生反应?
根
叶子
花朵
树干
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
哪项有关M和N之间的关系是正确的?
N 提供 M 氧气
M 提供 N 食物
M 提供 N 氧气
N 提供 M 二氧化碳
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