Chapter 5 Ecosystem Exercises
Authored by Chase Shi
Science
9th Grade
NGSS covered
Used 4+ times
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33 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
一个池塘中的全部鲤鱼组成了一个………………………………
种群
群落
生态系统
生物圈
Tags
NGSS.MS-LS2-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
要提高生态系统的稳定性，最有效的方法是……………………
改变环境中的湿度
减少分解者的数目
增加生态系统中的生物种类和数量
减少捕食者的数目
Tags
NGSS.MS-LS2-4
NGSS.MS-LS2-5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列能正确表述食物链的是………………………………
阳光→草→牛
草→兔→狼
蚯蚓→蝗→黄雀
水稻→害虫→真菌
Tags
NGSS.MS-LS2-3
NGSS.MS-LS2-2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列现象不属于生物间信息传递的是………………………………
蜜蜂的圆圈舞
臭鼬放出臭气
家蚕吐丝
蚂蚁用分泌物标记觅食路线
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
右图为显微镜下观察到的青霉，结构①是………………………………
菌丝
孢子
细胞核
花
Tags
NGSS.MS-LS1-1
NGSS.MS-LS1-2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列属于种群的是………………………………………
一个池塘中所有的植物
一个池塘中所有的生物及环境
一个池塘中所有的生物
一个池塘中所有的鲤鱼
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
动植物种类丰富，在防风固沙、水土保持、抗御旱涝，以及稳定全球生态环境中具有不可替代作用的生态系统是………………………………………
森林生态系统
草原生态系统
淡水生态系统
荒漠生态系统
Tags
NGSS.MS-LS2-3
NGSS.MS-LS2-4
NGSS.MS-LS2-5
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