In which of the following are the flowers sessile?

In which family is the $Amentum$ (catkin) type of inflorescence commonly found?

Which of the following pairs represents the same type of inflorescence?

The special type of inflorescence found in $Ficus$ where the female flowers are at the bottom and male flowers are near the ostiole,and the whole structure is enclosed within a cup-shaped fleshy thalamus $(receptacle)$ with an ostiole,is called:

The edible part of cauliflower is ............ .

$A$: In head inflorescence,florets are arranged centrifugally.
$R$: There always occur two types of florets in a head.