question_answer

The graph given below shows the effect of potassium cyanide on the rate of photosynthesis of Chlorella at different light intensities. Which one of the following can be deduced from the graph

A) Potassium cyanide appears to inhibit the light (Hill) reaction

B) Potassium cyanide appears to absorb more light at high light intensities

C) Potassium cyanide appears to inhibit photosynthesis equally at high and low light intensities

D) Potassium cyanide appears to have no inhibiting effect on photosynthesis at low light intensities