Which of the following are plant growth promo | vedclass

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Question

(A) Plant growth regulators are broadly classified into two groups: plant growth promoters and plant growth inhibitors.Plant growth promoters include

Vedclass · Accepted Answer

$NAA, IBA,$ Zeatin,$GA_{3}$

Vedclass · Answer

(A) Plant growth regulators are broadly classified into two groups: plant growth promoters and plant growth inhibitors.Plant growth promoters include auxins (e.g.,$NAA, IBA, IAA$),gibberellins (e.g.,$GA_3$),and cytokinins (e.g.,Zeatin,$BAP$).Plant growth inhibitors include substances like Abscisic acid $(ABA)$.In option $A$,$NAA$ (auxin),$IBA$ (auxin),Zeatin (cytokinin),and $GA_3$ (gibberellin) are all growth promoters.Options $B, C,$ and $D$ contain $ABA$,which is a growth inhibitor.

Column-$I$	Column-$II$
$A$. Plant growth promoters	$1$. Auxin
$B$. Plant growth inhibitor	$2$. Gibberellin
	$3$. Abscisic acid
	$4$. Cytokinin

Which of the following are plant growth promoters?

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Which of the following sets is not a natural plant growth regulator?

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Which one of the following pairs is not correctly matched?

Match the following columns:
Column-$I$ Column-$II$
$A$. Plant growth promoters $1$. Auxin
$B$. Plant growth inhibitor $2$. Gibberellin
$3$. Abscisic acid
$4$. Cytokinin

Select the correct matching for $A$ and $B$.

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