以下哪项是芋的自卫方法?
五年级科学

Quiz
•
Physics, Chemistry
•
5th Grade
•
Medium
JONG Moe
Used 10+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
尖刺
毒素
胶乳
自动合拢
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
这种植物的种子有哪项特征?
体积细小轻盈
有钩刺和细毛
成熟后会自动爆裂
成熟后会黏在叶子上
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
上图显示植物的一种情况。
为什么上述植物的叶子会卷曲起来?
增加表面的体积,以储存水
让叶子呈条状,以避免水分流失
加强植物吸收水分的能力,以免因缺水而枯萎
减少叶子被阳光照射到的面积,以减少水分的流失
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
为什么植物要将种子或果实传播到远处?
为了确保物种能茁壮地成长
为了确保母树能继续大量繁殖
为了确保物种的生存以避免绝种
为了确保母树与幼苗保持距离,以免幼苗同时被感染病毒
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪种植物是不会让人类或动物的皮肤发痒?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪项的植物有相同延续后代的方法?
K和L
M和N
L和M
K和N
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