Question

Answer the following questions by observing the diagram showing the experiment. 

(a) What is the aim of the conducting this experiment ? 

(b) What apparatus do you use in this experiment ? 

(c) Why do we use KOH solution in this experiment ? 

(d) Why did we study two leaves in this experiment ?

Answer 1

(a) Carbondioxide (CO₂) is necessary for the photosynthesis. 

(b) Wide mouthed bottle, split cork, KOH solution, Iodine, Potted plant. 

(c) KOH is used for the absorption of CO₂ in the bottle. 

(d) We should test two leaves of which one must be having the availability of CO₂ and other must not be having the availability of CO₂ to prove that CO₂ is essential for the photosynthesis.