MCQ
Choose incorrect w.r.t. photosynthesis
  • A
    It is a physico-chemical process
  • Oxygen is evolved as a by-product in all photosynthetic organisms
  • C
    Occurs in unicellular and multicellular photoautotrophs
  • D
    Anabolic and reductive process

Answer

Correct option: B.
Oxygen is evolved as a by-product in all photosynthetic organisms
b
In some bacteria, $H_2S$ is used instead of $H_2O$. So $O_2$ is not released.

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