3-1~食物養分與能量~3-2酵素
Quiz
•
Biology
•
7th Grade
•
Practice Problem
•
Medium
JOESPH HSU
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16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列各組食物中,何者含有較豐富的蛋白質?
橘子汽水
雞蛋、牛奶
白飯、土司
草莓、番茄
Answer explanation
蛋、豆、魚、肉類和乳製品含有較豐富的蛋白質
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
測定食物中的養分,可使碘液變色的是何項?
奶油
葡萄
水
白饅頭
Answer explanation
食物中的養分如含有澱粉,可使碘液由黃褐色變成藍黑色
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
某人的尿液加本氏液後隔水加熱,結果呈黃紅色,則此人很可能得了下列何種疾病?
肝病
心臟病
腎臟病
糖尿病
Answer explanation
某人的尿液加本氏液後隔水加熱,結果呈黃紅色,顯示尿液中含有葡萄糖,而正常的尿液是不能含有葡萄糖,故此人很可能罹患糖尿病
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在人體內進行的化學反應常需要特定的酵素做催化劑,此酵素的主要成分是下列何者?
醣類
蛋白質
脂質
纖維素
Answer explanation
酵素的主要成分是蛋白質,扮演生物體內的催化劑
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列何者是生物能量的主要來源?
脂質、維生素、礦物質
蛋白質、脂質、維生素
醣類、蛋白質、脂質
維生素、礦物質、水
Answer explanation
醣類、蛋白質、脂質可提供能量
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
有關酵素的敘述,下列何者錯誤?
酵素具有專一性
酵素是一種蛋白質
酵素又稱為酶
不同酵素其作用的酸鹼性範圍大致相同
Answer explanation
不同酵素其作用的酸鹼性範圍差異很大
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列物質和組成生物體相關構造的配對,何者正確?
纖維素:植物的細胞壁
鐵和磷:骨骼
醣類:肌肉
維生素 A:血紅素
Answer explanation
鈣和磷:骨骼;
蛋白質:肌肉;
維生素 A:夜盲症
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