Question

to perform photosynthesis, plant cells need to capture light energy from the sun.
light energy is captured by molecules of a substance called chlorophyll. chlorophyll is found inside the cells in round, green structures called chloroplasts. photosynthesis takes place inside the chloroplasts.
complete the paragraph.
photosynthesis takes place inside a called a chloroplast. chloroplasts use chlorophyll to capture the needed for photosynthesis.

Explanation:

The text clearly states that photosynthesis occurs inside chloroplasts (which are cell structures) and that chlorophyll in chloroplasts captures light energy for photosynthesis.

Answer:

Photosynthesis takes place inside a cell structure called a chloroplast. Chloroplasts use chlorophyll to capture the light energy needed for photosynthesis.