A: 2, 4-D is widely used by farmers in agricu | vedclass

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(C) $2, 4-D$ ($2, 4$-dichlorophenoxyacetic acid) is a synthetic auxin used extensively as a herbicide to kill dicotyledonous weeds without affecting m

Vedclass · Accepted Answer

Assertion is correct,but Reason is incorrect.

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(C) $2, 4-D$ ($2, 4$-dichlorophenoxyacetic acid) is a synthetic auxin used extensively as a herbicide to kill dicotyledonous weeds without affecting mature monocotyledonous crop plants.Therefore,the Assertion is correct.However,flowering in most plants is not initiated by high concentrations of auxin. In fact,auxin generally inhibits flowering in most plants,with the notable exception of pineapple,where it promotes flowering. The primary hormone responsible for inducing flowering is florigen.Therefore,the Reason is incorrect.

$A$: $2, 4-D$ is widely used by farmers in agricultural and horticultural practices.
$R$: Flowering in most plants can be initiated by using high concentration of Auxin.

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$A$: $2, 4-D$ is widely used by farmers in agricultural and horticultural practices.$R$: Flowering in most plants can be initiated by using high concentration of Auxin.