ICSE Class 9 Answered
what is the use of KOH in showing experiment of respiration of seed
Asked by rgkgmu | 16 Sep, 2015, 06:27: PM
Expert Answer
Hi Harsh,
When water level rises in the tube, it indicates that carbon dioxide is produced by germinating seeds.So, the role of KOH here is that it absorbs the carbon dioxide gas which creates a vacuum in conical flask and finally pulls the water in the bent tube which proves respiration in plants.
Answered by | 16 Sep, 2015, 06:36: PM
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