Question

In the experimental set up to show that “CO, is given out during
respiration", name the substance taken in the small test tube kept in
the conical flask. State its function and the consequence of its use.​

Answer 1

Answer:

The substance is KOH.

the germinating seeds respire and produce CO2, which is absorbed by KOH solution. This creates a vacuum in the conical flask.

Answer 2

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$\bold{\huge{\underline{\underline{\rm{ Question!:}}}}}$

In the experimental set up to show that CO is given out during respiration, name the substance taken in the small test tube kept in the conical flask. State its function and the consequence of its use.

$\bold{\huge{\underline{\underline{\rm{ Answer}}}}}$

1. The substance taken in the test tube is potassium hydroxide

(koH)

2. Function of the substance:-

It absorbs CO produced by the germinating seeds.

3. Consequence:

The water level rises in the test tube dipped in the beaker and partial vacuum is created.