Ephemerals are xerophytes that are:

Phytohormones responsible for cell division in callus are . . . . . . and . . . . . . .

Read the following statements regarding $\text{PGRs}$:
$A.$ Ethylene also promotes root growth and root hair formation.
$B.$ Natural cytokinins are synthesized in regions where rapid cell division occurs.
$C.$ $2,4-D$,widely used to kill monocotyledonous weeds,does not affect mature dicotyledonous plants.

Match the following (Column-$I$ with Column-$II$):

Column-$I$	Column-$II$
$a.$ Weedicide	$(i)$ $GA_3$
$b.$ Bolting	$(ii)$ Cytokinin
$c.$ Thinning of cotton	$(iii)$ Ethylene
$d.$ Lateral shoot growth	$(iv)$ $2, 4-D$

"Traumatin" is present in

Identify the incorrect statement/s.
$I$. Kinetin is a derivative of adenine which is a pyrimidine.
$II$. The technique of decapitation is widely used in tea plantations.
$III$. Ethylene is a gaseous plant hormone.
$IV$. Use of $GA$ hastens the malting process in brewing industry.
$V$. $ABA$ is a growth promoter.