Question

4. Describe an experiment to show that carbon
dioxide is necessary for photosynthesis.​

Answer 1

Explanation:

Experiment to prove the necessity of carbon dioxide in photosynthesis - definition. Insert a part of the leaf of a destarched plant into a conical flask containing potassium hydroxide. Potassium hydroxide solution absorbs the carbon dioxide gas from the air present in the glass bottle. Leave the plant sunlight.