Which of the following show phagocytosis?

Read Column-$A$ and Column-$B$ and select the correct option.

$1$. Mycoplasma	$p$. plant cell
$2$. Mesophyll cells	$q$. filament,hook and basal body
$3$. Capsule	$r$. Prokaryotic cell
$4$. Flagella	$s$. Glycocalyx

Which of the following statements are incorrect?
$(i)$ Plant cells have centrioles which are absent in almost all animal cells.
$(ii)$ Ribosomes are the site of protein synthesis.
$(iii)$ The middle lamella is a layer mainly of calcium carbonate which holds the different neighbouring cells together.
$(iv)$ In animal cells, steroidal hormones are synthesized by smooth endoplasmic reticulum.
Of the above statements:

Which of the following is an incorrect pair?

Identify $X$ and $Y$ in the given figure.

The filaments arising from desmosomes are called