Question

pls answer 10th question( this question is from 10th class)
pls no spam if u say the right answer I will mark u as brail liest​

Answer 1

Explanation:

1 ) this is because the plant uses all its start for functioning and no photosynthesis should take place .

2 ) because KOH absorbs CO2

3) to demonstrate that CO2 is imp for photosynthesis.

4)that part where photosynthesis took place