describe investigation using cobalt chloride paper that you could carry out to compare the rates of transpiration from upper and lower surfaces of the leaf​

this is more of a statement than a question. is there answers to go along with this, or is it opinion based?

1)

i))the process of preparing food by green plants in the presence of sunlight is called photosynthesis.

ii) leaf is the site for photosynthesis.

iii) it takes place as,

6h2o+6co2=c6h12o6+602