Identify the incorrect pair$(s)$ from the following:

Seed germination requires:
$I$. Light
$II$. Suitable temperature
$III$. Moisture
$IV$. Oxygen
Select the correct option.

Identify the plant growth promoters and plant growth inhibitors.

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

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.

Analogy type question:
$(1)$ Initial growth : Lag phase :: Rapid growth : .........
$(2)$ $IAA$ : Indole compounds :: Abscisic acid : .......