To absorb light energy To break down carbon dioxide To make plants' leaves poisonous to insects To protect plants from disease
I gave my students this multiple choice question: What is the main function of chlorophyll in plants?

Only one answer is correct among these 4 choices:
- To absorb light energy
- To break down carbon dioxide
- To make plants' leaves poisonous to insects
- To protect plants from disease

Could you tell me which one is correct?

To absorb light energy