Question

Correct statement of dark reaction is

• A. it occurs in the presence of light only.
• B. it occurs in absence of light only
• C. it is independent of light
• D. All of these

Answer 1

The correct option is C

it is independent of light

The correct option is C.
Explanation of the correct option:

1. Dark reactions occur in the stroma.
2. The dark reaction takes place in the stroma of the chloroplast, where the light reaction's products are used.
3. Sugar molecules are generated from carbon dioxide and water molecules in a light-independent process.
4. RuBisCo helps in CO₂ fixation to form the glucose in the dark reaction.

Final answer: Dark reaction is an independent of light.