Coiling of garden pea tendrils around any support is an example of

Name a hormone which:
$(A)$ is gaseous in nature
$(B)$ is responsible for phototropism
$(C)$ induces femaleness in flowers of cucumber
$(D)$ is used for killing weeds (dicots)
$(E)$ induces flowering in long day plants

The movement of leaves in $Mimosa$ $pudica$ is due to:

Match List-$I$ with List-$II$:

List-$I$ (Growth Regulator)	List-$II$ (Function/Effect)
$A$. $2,4-D$	$I$. Brewing industry
$B$. $GA_3$	$II$. Stimulation of stomatal closure
$C$. Kinetin	$III$. Herbicide
$D$. $ABA$	$IV$. Nutrient mobilisation

Choose the correct answer from the options given below:

Phytoalexins are secreted by plants in response to fungal infection. These compounds are generally

Match column $I$ with column $II$ and select the correct option:

Column $I$ (Precursor/Term)	Column $II$ (Associated Hormone)
$(a)$ Tryptophan	$(i)$ Cytokinin
$(b)$ Mevalonic acid	$(ii)$ Abscisic acid
$(c)$ Kinetin	$(iii)$ Gibberellins
$(d)$ Dormin	$(iv)$ Auxin