黄豆芽变成绿豆芽的实验过程 在线等。

2025-02-13 13:16:20
推荐回答(5个)
回答1:

黄豆芽无法变成“绿豆芽",黄豆芽是用黄豆制成的,要制作绿豆芽需要使用绿豆,制作方法如下:

1.豆芽不会变成由大豆制成的“绿豆芽”。制作绿豆芽,取一小盒重100克的绿豆。

2.用清水冲洗,然后用清水浸泡,让绿豆吸收水分,有利于后期头发生长。只有彻底浸泡才能加快头发的生长速度。

3.按室温浸泡6-10小时,绿豆就会丰满肿胀,吸收足够的水分,皮肤破裂,头发就会长出来了。

4.选择家用蒸汽格栅,下面铺2层稠密的棉布,将浸泡好的绿豆均匀地铺在棉布上,再铺2层棉布在上面,加水淋透。

5.然后压上蒸一盆,装满半盆水,压出来的绿豆芽是为了长出来又厚又脆。然后盖上锅盖,用黑色塑料袋盖上。避光的目的是使绿豆芽变成暗红色,影响其外观。

6、不要开棉布,只需每天浇水3-4次,充分补水,下面漏的水,要及时扔掉,尤其在夏天,容易变质。绿豆芽发芽大约需要4-7天。

回答2:

黄豆芽的生长变化(1)

你知道黄豆芽怎么生长的吗?今天呢,我们老师让我们写观察日记,关于豆子是怎么生长的。我选择了种黄豆。

第一天,我拿到了一颗颗粒饱满的,黄灿灿的,大大的,圆圆的黄豆,我把它放在水里。

第二天,我看了看黄豆,我突然发现黄豆变长变大了,黄豆长出一个小芽来,像一条小小的尾巴,黄豆还没有褪皮,皮里包着两个小小的豆瓣,黄豆变白了,白白肥肥的,可爱极了,我想让它快一点长。

黄豆芽的生长变化(2)

“啊”,这是在我起床后的第一个尖叫,因为我发现黄豆芽长大了,皮褪了,一件件花衣服不穿了,也穿不上了。我突然发现它更白了,小尾巴打着卷像小狗一样。咦,那是什么?啊,两个豆瓣开了,中间出来一个小小的三角形的东西,我问妈妈:“那是什么?”妈妈说:“那时它的小芽芽。”我明白了,原来那是芽啊,好像小鸡的嘴呀!我真想让它快快长大。

黄豆芽的生长变化(3)

咦,黄豆芽怎么没什么变化,但是,黄豆的豆瓣变青了,象竹叶一样,小黄豆伸出了那顽皮的“舌头”,可爱极了。小黄豆伸出“舌头”的不多,还有很多没伸出“舌头”的,我希望它快快长大。

回答3:

你的意思是缺少叶绿素的那个???
1,将绿豆放入黑暗的环境中,给予所需营养物质、无机盐、水分等
2,待绿豆长成豆芽后,你会发现长出来的豆芽是黄豆芽
3,将黄豆芽放到光照环境下培养,一段时间后,黄豆芽会变成绿豆芽

回答4:

第一,先把将黄豆芽修剪成绿豆芽大小,,
第二,再把黄豆芽染成绿色。

回答5:

虽然颜色变了,但是黄豆芽依然是黄豆芽,这是不变的。对了,我也刚做此实验,有志者帮我一下,告诉我怎么实验的,拜托,亲!

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