种子的共同特征是什么?

科学 四年级下册 第一单元复习检测

Quiz
•
Science
•
4th Grade
•
Hard
Xu Yihuo
Used 1+ times
FREE Resource
28 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
种子表面都有一条线或一个点
种子颜色各不相同
种子大小差异悬殊
种子形状各不相同
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
种子的内部结构主要由哪两部分组成?
种皮和胚
种皮和胚乳
胚和子叶
种皮和根
3.
OPEN ENDED QUESTION
3 mins • 1 pt
解剖种子的方法是什么?
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4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
种子发芽的必要条件包括哪些?
适宜的温度
充足的水分
充足的空气
光照和土壤
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
种植凤仙花的材料有哪些?
透明杯子
卫生纸
土壤
浸泡过的蚕豆种子
6.
OPEN ENDED QUESTION
3 mins • 1 pt
种子萌发的过程是什么?
Evaluate responses using AI:
OFF
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
根的特性是什么?
根总是向下生长
根会长出绿色牙
根会逐渐长出更细的结构
根的生长方向不固定
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