MCQ
Choose incorrect statement.
  • A
    Increase in incident light beyond a point causes the breakdown of chlorophyll and a decrease in photosynthesis.
  • B
    $C_3$ plant responds to increased $CO_2$ was concentration and saturation is seen only beyond $450$ $1L^{-1}.$
  • C
    $C_3$ plants respond to higher $CO_2$ concentration by showing increased rates of photosynthesis.
  • $C_4$ plants show saturation at about $260$ $1L^{-1}$

Answer

Correct option: D.
$C_4$ plants show saturation at about $260$ $1L^{-1}$
d

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