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5S 班 都市的绿意(第二集)练习

Authored by LEE Moe

Biology

5th Grade

Used 1+ times

5S 班 都市的绿意(第二集)练习
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6 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

______种植系统采用无土栽培,从_____供水和液体肥料给农作物。

陆地, 上部

空中, 底部

储水, 底部

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

什么是储水不可或缺的种植介质?

粗大颗粒,基质

毛细颗粒,基质

中等细颗粒,基质

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

颗粒的种类、_______和_______都会影响水的流动。

大小、形状

软硬、大小

轻重、形状

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

-颜色多为暗褐色

-质地轻、体积小

-含有毛细管力强的纤维素

油棕仁壳

陶粒

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

基质是取代_______、固定根系的________栽培物质,由有机质和无机质组成。

水、储水

土壤、泥土

土壤、无土

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

基质有哪几种?

陶粒、泥炭苔、蛭石

油棕仁壳、泥炭苔、蛭石

珍珠岩、泥炭苔、蛭石

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