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四年级科学

Authored by pow ivy

Science

1st Grade

Used 191+ times

四年级科学
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

学生在实验室里把腐蚀性化学物品打翻了,你应该如何处理?

用手擦拭。

用纸巾擦拭。

用肥皂清洗。

用大量清水清洗并向老师报告。

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Q器官能产生尿液以清除体内的废物和多余的水分。Q器官是什么?

皮肤

膀胱

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

哪个器官能排泄汗液?

A

B

C

D

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

孩子与父母之间或多或少有着相似的特征,这种现象叫做什么?

繁殖

排遗

遗传

食物链

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

这种不良习惯会造成什么后果?

肝脏损坏。

产生幻觉。

人的反应变得敏捷。

患上心脏病。

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

哪些是健康的生活习惯?

J和K

K和L

L和M

J、L和M

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

图中动物的呼吸器官是什么?

书肺

气孔

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