六年级设计与工艺
Quiz
•
Arts
•
6th Grade
•
Practice Problem
•
Medium
kon siew
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下面哪项有关水耕栽培法的说明是不正确的?
水耕栽培法是不使用土壤的栽培法。
水耕栽培法必须采用农药和传统肥料。
水耕栽培法的蔬菜生长率不受气候影响。
水耕栽培法通过营养溶液,直接向植物提供生长所需要的养分。
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
水耕栽培法种植的蔬菜没有使用农药,所以安全使用。
对
错
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
把植物放在太阳能照射到的地方,是为了
用紫外线杀死细菌
给植物提供充足的阳光
让叶子上多余的水分蒸发
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
水耕栽培法是一种以灌溉施肥来种植蔬菜的方法。
对
错
5.
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
金属剪
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
水耕栽培的播种容器可以是以下物品,除了
塑料盆
金属盘
纸箱
矿泉水瓶
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
根部腐烂时,要换贮箱的营养溶液,是为了
清洗腐烂的根部
清除水中的营养成分
减低营养溶液的浓度
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