Question

Why is dark reaction called so?

Answer 1

Answer:

Dark reaction occurs in plants in the absence of light (not during night) after a gap of 1/1000 of a second after light reaction. Hence it is called as dark reaction or light independent reaction. PLZ MARK AS BRAINLIEST

Answer 2

Dear Student,

◆ Dark reaction called so because -

• Dark reactions are independent of light.
• These reactions take place even in dark at night.
• Hence, it is called dark reaction.

● Extra information -

• Calvin cycle is known as light independent reaction / dark reaction.
• It takes place in chloroplast in presence of RuBisCo enzyme.
• Calvin cycle require ATP & NADPH for production of glucose.
• Though dark reactions are light independent, they must occur during the day.
• Usually Calvin cycle results in gain of 6 fixed C-atoms.

Thanks dear. Hope this helps you..