人类通过X过程把无法消化的食物渣滓排出体外。X过程是什么?
六年级科学练习3

Quiz
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Science
•
6th Grade
•
Medium

diong ling
Used 63+ times
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18 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
排泄
排遗
繁殖
对外来刺激产生反应
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
这种动物如何保护它的幼儿?
在育儿袋内哺育幼儿
背负幼儿
把幼儿藏在洞穴里
群居
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
上面是有关在稻田里的生物数量的资料。
哪个条形统计图代表上面的资料?
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
一组学生进行P实验时,运用了 "测量和应用数目"这个技能。以下哪项可代表P实验?
验证电路中的干电池能够使多少个灯泡发亮。
确定某种植物是否能够用切茎的方法来繁殖。
测量食盐在不同体积的水中溶解所需的时间。
确定哪些物体是电的绝缘体,哪些是电导体。
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
太阳系什么行星最小?
水星
金星
地球
火星
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
哪一颗是表面温度最冷的行星?
水星
金星
天王星
海王星
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
以下资料显示学生测量四个木瓜的质量所获得的结果。
● Q的质量比R小
● R的质量比P小
● S的质量比P和R大
哪个条形统计图代表以上测量结果?
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