Question

difference between light reaction and dark reaction class 11
​

Answer 1

Answer:

The light reaction is the initial stage of photosynthesis which traps light energy to produce ATP and NADPH, whereas dark reaction is the second step of photosynthesis which utilizes the energy from ATP and NADPH to produce glucose.

Answer 2

Answer:

1. Light reaction .

• Light reaction it occurs in the thylakoid membrane of the chloroplast.
• it depends on the sunlight.
• photolysis occurs in photosystem ll. ATP and NADPH are produced.

1. Dark reaction.

• Dark reaction it occurs in the stroma of the chloroplast.
• it does not depend on the sunlight.
• photolysis does not occur.
• Glucose is produced.