MCQ
Which is the most important limiting factor in normal condition for photosynthesis?
  • A
    Light
  • Carbon dioxide
  • C
    Water
  • D
    Temperature

Answer

Correct option: B.
Carbon dioxide
b
Law of limiting factor was proposed by Blackman in $1905.$ He started that when a process is conditional as to its rapidly by a number of separate factors, then the rate of the process is determined by the pace of slowest factor: Carbon dioxide is usually a limiting factor in photosynthesis under field conditions particularly on clear summer days under adequate water supply.

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