CBSE Class 10 Answered
What is dark reaction ?
Asked by | 06 Mar, 2008, 19:30: PM
Expert Answer
- The dark reaction is the second phase of photosynthesis which occurs in the stroma of chloroplasts.
- The reaction is also known as the biosynthetic phase or Blackman’s reaction or carbon dioxide fixation or Calvin cycle.
- It uses ATP and NADPH2 for the fixation and reduction of CO2 to form carbohydrates.
- The dark reaction is independent of light and may take place in the light or dark without the use of light energy.
- In the dark reaction, CO2 is reduced to carbohydrates in the form of sugar.
Answered by | 06 Dec, 2017, 16:50: PM
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