Dark reaction in photosynthesis is called so because

Options

A. It can occur in dark also
B. It does not depend on light energy
C. It cannot occur during daylight
D. It occurs more rapidly at night

Answer

B

Explanation

Biosynthetic phase catalyses assimilation of `CO_2` to carbohydrates. They occur in the stroma of the chloroplast. The reaction does not require light. Instead, assimilatory power produced during photochemical phase is used in fixation and reduction of carbon dioxide.