6年级 / 设计与工艺 / 单元2 种在水上的植物 ( 二 )
Quiz
•
Life Skills
•
6th Grade
•
Medium
Si Xian Ang
Used 207+ times
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在播种时, 用来切割海绵的工具是 ( )。
菜刀
锯子
手工刀
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
图中显示一种播种的器具。这种器具的用途是什么?
提供养分
浸湿海绵或线团
清洗线团
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
水耕栽培的播种容器可以是以下的物品, 除了
塑料盆
纸箱
金属盘
矿泉水瓶
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
请找出水耕栽培法的优点。 ( 答案超过一个 )
不用土壤, 所以不受土壤的品质影响。
高成本
没有其他竞争植物
病毒的攻击将随着营养溶液的流动而扩散
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
请找出水耕栽培法的缺点。 ( 答案超过一个 )
不用土壤, 所以不受土壤的品质影响。
高成本
没有其他竞争植物
病毒的攻击将随着营养溶液的流动而扩散
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
把植物放在太阳能照射到的地方, 是为了 ( )。
用紫外线杀灭细菌
给植物提供充足的阳光
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
清除害虫, 是为了 ( )。
确保植物健康成长
防止害虫弄脏植物的叶茎
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
搅拌营养溶液, 是为了 ( )。
防止营养溶液沉淀箱底
防止营养溶液蒸发
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
根部腐烂时,更换贮箱的营养液, 是为了 ( )。
减低营养溶液的浓度
去除水中的营养成分
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