What are the reactants of photosynthesis?
O carbon dioxide and hydrogen
O hydrogen, oxygen, and water
Olight energy, water, and carbon dioxide
O oxygen and glucose

light energy, water, and carbon dioxide

Explanation:

The reactants for photosynthesis are light energy, water, carbon dioxide and chlorophyll, while the products are glucose (sugar), oxygen and water.

coral.

explanation:

coral. many marine organisms that produce calcium carbonate shells or skeletons are negatively impacted by increasing co2 levels and decreasing ph in seawater.