Question

carbon dioxide is given out during respiration what precaution is necessary for this experiment?​

Answer 1

Precautions:

1. Keep the conical flask airtight.

2. Fix the shorter end of the glass tube in such a way that it does not touch the seeds.

3. Use freshly prepared KOH solution.

Answer 2

Explanation:

we shoul check whether the CaOH is correct or not and the test tube shoul be closed properly