MCQ
Who discovered that light is essential for releasing oxygen in plants?
  • A
    Stephen Hales
  • B
    Lavoisier
  • Jan Ingenhousz
  • D
    Von Helmont

Answer

Correct option: C.
Jan Ingenhousz
c
Using a similar set up as used by Priestley but by placing it once in a dark and once in a sunlight, Jan Ingen Housz $(1730-1799)$ showed that sunlight is essential to plant process that purifies air

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