(i) Solar energy helps convert ADP to ATP.
(ii) Light regulates the opening and closing of stomata.
(iii) provides the energy required for the photosynthesis process.
(iv) It excites electrons in chlorophyll. That is, it activates chlorophyll.
(v) The rate of photosynthesis can be maximized by increasing the amount of light from 100 to 3,000 footcandles.