What is formed when the active site of RuBisCO binds to oxygen?

A portion of the graph ‘Rate of photosynthesis vs. Light intensity’ is labelled ‘A’. What causes ‘A’?

What factor determines the binding of carbon dioxide to the active site of RuBisCO?

Which is the very slow-acting enzyme in chloroplast?

Who found the presence and properties of glucose in green plants?

Which is false regarding chlorophyll a and b?

Which of these diffuse out of the chloroplast after the light reaction?

What happens when the incident light on a plant is excessive?