Question

When cells perform photosynthesis, they transform energy from one form to another. Which of the following takes place during photosynthesis

Answer 1

Although I am not sure what the answer choices are, I'd have to guess and say any choice that says the cells use sunlight to make their food.

Answer 2

Oxygen is given off as a by-product.  Chlorophyll absorbs light from the Sun.  Chemical potential energy is stored in the bonds of carbohydrate molecules.