三年级科学单元三：人类 （活动卷）
Authored by HA Moe
Science
9th Grade
Used 50+ times
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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
犬齿的功能是什么？
磨碎食物
消化食物
撕裂食物
切断食物
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
M牙齿有什么功能？
切断牙齿
磨碎食物
把食物撕裂
消化食物
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
吃完午饭后，秀芳发现牙缝中有食物残渣。她可以用什么来进行清理？
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪个牙齿构造为牙齿提供营养？
釉质
神经线
血管
牙龈
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
乳牙总共多少颗？
20
25
30
35
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下的说明属于哪个治疗牙齿的技术？
戴牙套使牙齿整齐排列，改善外观
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
我的形状是扁平形，长在口腔前面的位置，能把食物切断我是谁？
臼齿
犬齿
门齿
牙齿
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