A. Carbon dioxide becomes glucose and oxygen during photosynthesis.
B. Hydrogen is made from the breakdown of carbon dioxide during photosynthesis.
C. Chlorophyll converts sunlight to chemical energy during photosynthesis.
D. Glucose and oxygen become carbon dioxide and water during photosynthesis.
Answer: The evidence that supports the conservation law is that Carbon dioxide becomes glucose and oxygen during photosynthesis. The law of conservation of mass states that in a chemical reaction, mass is neither created nor destroyed.
