Match the following columns.
Column-$I$Column-$II$
$A$. Natural auxin$1$. $IAA$
$B$. Synthetic auxin$2$. $NAA$
$3$. $IBA$
$4$. $2,4-D$

Choose the correct matching sequence.

  • A
    $A-(1, 3), B-(2, 4)$
  • B
    $A-(2, 4), B-(1, 3)$
  • C
    $A-(1, 2), B-(3, 4)$
  • D
    $A-(3, 4), B-(1, 2)$

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Levitt performed experiments. He observed that auxin-treated cells were able to absorb water even when kept in a hypertonic solution. Which explains this observation best?

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