三年级科学练习 （牙齿的种类、功能及构造 ） 4
Authored by CHUAH Moe
Science
3rd Grade
Used 52+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
选出上图牙齿的名称。
门齿
臼齿
犬齿
板齿
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
选出上图牙齿的名称。
门齿
臼齿
犬齿
板齿
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
选出上图牙齿的名称。
门齿
臼齿
犬齿
板齿
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪项是臼齿的功能？
把食物切断
把食物磨碎
把食物撕裂
把食物搅碎
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪项是犬齿的功能？
把食物切断
把食物撕裂
把食物磨碎
把食物搅碎
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪项是门齿的功能？
把食物切断
把食物撕裂
把食物磨碎
把食物搅碎
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
牙齿的最外层是什么？
牙龈
血管
釉质
牙本质
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