Question

what function do chloroplasts perform?
they use light energy to make food for the plant.
they control the activities in the cell.
they produce proteins for the cell.
they provide temporary storage for the plants water.

Explanation:

Chloroplasts contain chlorophyll and are the sites of photosynthesis in plant cells, using light - energy to convert carbon dioxide and water into glucose (food for the plant). The nucleus controls cell activities, ribosomes produce proteins, and vacuoles provide temporary water storage.

Answer:

They use light energy to make food for the plant.