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(B) The graph represents the growth of an organism or population against time,resulting in an $S$-shaped or sigmoid curve.$A$ represents the steady st

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Steady state phase,lag phase and log phase

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(B) The graph represents the growth of an organism or population against time,resulting in an $S$-shaped or sigmoid curve.$A$ represents the steady state phase (stationary phase),where growth slows down and eventually stops due to limited resources.$B$ represents the lag phase,which is the initial phase of slow growth.$C$ represents the log phase (exponential phase),where the growth rate is at its maximum.Therefore,$A, B$ and $C$ represent the steady state phase,lag phase,and log phase respectively.

Column-$I$ (Structure for growth)	Column-$II$ (Parameter)
$P$. Maize root apical cell	$I$. Length
$Q$. Watermelon cell	$II$. Number
$R$. Pollen tube	$III$. Size
$S$. Dorsiventral leaf surface	$IV$. Surface area

Given below is a graph drawn on the parameters of growth versus time. $A, B$ and $C$ respectively represent

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Match the following columns regarding the parameters of growth:
Column-$I$ (Structure for growth) Column-$II$ (Parameter)
$P$. Maize root apical cell $I$. Length
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