Question

In an experiment to show that sunlight is necessary for photosynthesis, the leaf is boiled in alcohol for a few
minutes using a water bath. Why the use of water bath is essential? Why is the leaf boiled in alcohol?

Answer 1

Answer:

The use of water bath to boil alcohol is essential in the sense that alcohol has a very low boiling point, for this reason, if alcohol is exposed to fire, it can easily catch fire, therefore giving it a water bath is recommended.

Explanation:

The leaf is boiled in alcohol for the purpose of doing away with any sediments of chlorophyll that might have remained, for the sake of accurate results.