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牙齒結構問題

Authored by Leung Kin梁志堅老師

Biology

1st Grade

牙齒結構問題
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12 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

圖中哪項構造含有神經?

1

2

3

4

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

在飲用水中加入氟化物最能夠保護哪項構造?

1

2

4

5

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

哪項構造含有豐富的鈣?

只有1和2

只有1和3

只有2和3

只有1、2和5

4.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

臼齒有 隻齒根?

(a)  

5.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

下列哪些是防止蛀牙的方法?(答案多于一个。)

使用正確的刷牙方法

每天把飯餐的數目增加

早晚刷牙

少吃脂質類食物

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

經常進食糖果會增加蛀牙機會是因為

糖可溶解牙齒的琺瑯質。

细菌分解糖釋出一化學物質,而這物質可溶解牙齒的琺瑯質。

糖可殺死保護琺瑯質的細菌.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

以下哪項(些)不是均衡膳食的成分?

礦物質

色素

脂質

維生素

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