Question

the third layer forms stacked sac like structure called__________ it is the site for trapping solar energy​

Answer 1

Answer:

Chloroplast

Explanation:

(i), is a membrane bound structure containing of 3 membranes. The third layer forms stacked sac like structures called Grana (ii). It is the site for trapping solar energy.Read more on Sarthaks.com - https://www.sarthaks.com/535272/membrane-bound-structure-containing-of-membranes-the-third-layer-forms-stacked-sac-like