
4年级科学Kuiz

Quiz
•
Science
•
4th Grade
•
Hard
MOK Moe
FREE Resource
30 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
以下哪两项说明是正确的?
M活动比N活动剧烈。
M活动比N活动轻松。
进行M活动时的呼吸率比进行N 活动时的低。
进行M活动时的呼吸率比进行N 活动时的高。
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
上图显示一项实验的装置。
一个小时后,蝌蚪死了。
根据实验的结果,以下哪项是最合理的推断?
蝌蚪无法呼吸
蝌蚪缺乏食物
蝌蚪对水藻过敏
蝌蚪失去庇护所
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪种动物体内没有L部分?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪项是M?
糖
淀粉
二氧化碳
肥料
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪项是N?
糖
淀粉
二氧化碳
肥料
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
上图显示光照射杯子的情况。
如何才能将屏幕上的影子变小?
减少光源的强度
增加杯子和屏幕之间的距离
增加杯子和光源之间的距离
减少杯子和光源之间的距离
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪种动物应用声音的反射来判断猎物的位置?
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