食物的保存法

Quiz
•
Science
•
1st - 12th Grade
•
Medium
SENG Moe
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以上是熏制(食物保存法)的步骤。这种食物保存法的主要目的是什么?
使鱼熟透
使鱼脱水
增加鱼的鲜味
去除鱼的腥味
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪项是以上食物能保存更久的原理?
去除食物中的杂质
抽出食物中的水分
去除袋里的全部空气
让食物在彼此间没有空隙
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
图中显示的食品保存法是 __________.
腌制法
真空包装
腌渍法
盐腌法
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
为什么以煮沸或高温处理的食物只可以保存较短的时间?
所使用的温度只能让微生物变得不活跃
所使用的温度只能杀灭食物表面上的微生物
当食物的温度恢复到室温时,微生物会重新生长
当食物的温度恢复到室温时,微生物能再从食物中获取所需的养分
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪种方法适合用来保存上述的食物?
上蜡
腌渍
冷冻
干藏
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
上图显示腌渍黄瓜的一个步骤。哪项是醋的主要用途?
使黄瓜保持新鲜
增加黄瓜的营养成分
使黄瓜更加美味可口
改变酸度,使微生物无法生存
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
上图显示一种保存食物的方法。这种保存食物的方法包括以下哪项处理过程?
熏干后密封
抽出空气后密封
晒干、充气后密封
高温煮沸、抽出空气后密封
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