Phototropic curvature is the result of uneven | vedclass

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

Question

(A) The term 'Auxin' is a collective term used for substances that promote cell elongation and growth in plants.$IBA$ (Indole$-3-$butyric acid) is a w

Vedclass · Accepted Answer

$IBA$

Vedclass · Answer

(A) The term 'Auxin' is a collective term used for substances that promote cell elongation and growth in plants.$IBA$ (Indole$-3-$butyric acid) is a well-known synthetic auxin.$C_2H_4$ (Ethylene) is a gaseous plant hormone involved in fruit ripening.$ABA$ (Abscisic acid) is a plant growth inhibitor.$GA_3$ (Gibberellic acid) is a type of gibberellin,which is a different class of plant growth regulators.Therefore,$IBA$ is the correct answer as it belongs to the auxin class.

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

Phototropic curvature is the result of uneven distribution of auxin. The term 'Auxin' is applied to which of the following?

Similar Questions

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.

$NAA$ is

In plants,phototropism is the movement:

The pineapple,which under natural conditions is difficult to blossom,has been made to produce fruits throughout the year by the application of:

Which of the following is a synthetic auxin?

Vedclass Test Series

Exam Paper Generator

Online Exam Module