六下2-3保存食物的方法-20題QUIZIZZ測驗

Quiz
•
Biology
•
6th Grade
•
Medium
吳承達 吳承達
Used 108+ times
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20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
將鳳梨製成罐頭是利用什麼原理來延長保存期限?
低溫保存
隔絕外界空氣和水分
去除水分
隔絕陽光。
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
選購食品時,要注意什麼事情,才能確保買到新鮮的食品?
有沒有買一送一
是不是在進行集點贈獎活動
有沒有超過保存期限
包裝是不是很精緻。
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
食品的包裝袋內經常會有一小包乾燥劑,請問它有什麼功能?
殺死微生物
吸收包裝袋內的水分
除去包裝袋內的氧氣
降低溫度。
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
冰箱冷凍庫中的食物,主要是利用下列哪一種原理來保存食物?
隔絕外界空氣和水分
去除水分
低溫
改變環境明暗。
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一種處理食物的方法可以讓食物保存得最久?
裝在塑膠袋裡
裝在罐子裡
放在冰箱的冷藏室中
滅菌後真空包裝。
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
超市裡琳瑯滿目的真空包裝食品,它們有什麼共同的特性?
包裝袋裡面充滿空氣
包裝袋裡面幾乎沒有空氣
包裝袋裡面充滿鹽分
包裝袋裡面充滿水分。
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
媽媽把盛產的高麗菜加入鹽、糖、醋與其他調味品後做成泡菜,一罐罐保存起來,這是哪一種保存食物的方法?
乾燥
醃漬
真空包裝
添加防腐劑。
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