WBCS.LIVE practice question

Where does the light reaction takes place?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Grana
  2. Stroma
  3. Cytoplasm
  4. Endoplasmic reticulum

Correct answer and explanation

Correct answer: Grana

Explanation: āœ… Correct Answer: A) Grana šŸ“š Explanation: Photosynthesis occurs in two main stages: the light-dependent and light-independent reactions. The 'light reaction' takes place in the 'Grana' (stacks of thylakoids) within the chloroplast, where sunlight is absorbed to produce energy-rich molecules. The second stage, the dark reaction, takes place in the Stroma.