食物的变质

Quiz
•
Science
•
6th Grade
•
Medium
TOH Moe
Used 13+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
食物变质是
食物在各种因素下,其本质变好或变美
食物在各种因素下,其本质变差或变坏
食物在各种因素下,其本质产生变化或被破坏
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
大多数的食物放置在____下一段时间后,就会变质。
常温
低温
高温
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
已变质食物的发霉的特征是
表面长出黑色,绿色,白色会灰色等的斑点。
表面会长出青春痘
表面会长出蘑菇
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
已变质食物的颜色特征是
色泽会变美
色泽会变好
色泽会改变
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
已变质食物的触感特征是
质地变硬,变粗糙
质地变软,变黏或变得没有弹性
有质感并光滑
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
已变质食物的味道特征是
有甜味或咸味
有苦味或辣味
有异味或酸味
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
小美把牛奶盒子剪开时,发现牛奶已变质。她是根据什么特征断定牛奶已变质?
P 出现黑斑点
Q 出现泡沫
R 出现块状物质
S 牛奶变成褐色
P & Q
R & S
P & S
Q & R
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