Both ethylene and $ABA$ are responsible for

Movement of a plant part in response to touch is known as:

$Cuscuta$ is a

$I.$ Kinetin is a degradative substance from $DNA$.
$II.$ $ABA$ is present in all plants including lower plants.
$III.$ Low ratio of cytokinin to auxin favours root formation only.
$IV.$ $ABA$ is synthesized catabolically through glycolysis pathway.
Choose the correct combination of options.

Tendrils exhibit/twining of tendrils is due to

Which one pair is wrong $:-$