根的功能之一就是吸收土壤中的水分,然后输送到植物的全身。那么,根是如何吸收水分的呢?建议在成人监护下进行你需要:两根胡萝卜,蓝墨水,一杯清水,一支滴管,一把小刀。第一步:将其中一根胡萝卜纵向切成两半儿,另一根把尖端切掉。第二步:用滴管在装有清水的杯子中滴几滴蓝墨水,搅拌均匀,勾兑成蓝色的溶液备用。第三步:把尖端被切掉的那根胡萝卜的末端放在蓝色溶液 One of the functions of the root is to absorb the water in the soil and transport it to the whole body of the plant. So how does the root absorb moisture? It is advisable to do it under adult guardianship: two carrots, a blue ink, a glass of water, a dropper and a knife. Step one: Cut one of the carrots vertically in half and cut off the other at the tip. The second step: with a dropper in a cup filled with water drops a few drops of blue ink, stir, blending into a blue solution for use. Step 3: Place the end of the rooted carrot cut in a blue solution