Thallophytes are

Which option correctly matches the features given in $X$ with the plants given in $Y$?

$X$ (Feature)	$Y$ (Plant)
$1.$ Christmas tree	$p.$ Rhynia
$2.$ Fossil pteridophyte	$q.$ Araucaria
$3.$ Haplodiplontic life cycle	$r.$ Ectocarpus
$4.$ Diplontic life cycle	$s.$ Fucus

Which of the following plants are referred to as cryptogams?

Assertion $(A)$: $Fucus$ shows a diplontic life cycle.
Reason $(R)$: In $Spirogyra$,the diploid zygote is the dominant and active stage.

Name three groups of plants that bear archegonia. Briefly describe the life cycle of any one of them.

Draw labelled diagrams of:
$(a)$ Female and male thallus of a liverwort.
$(b)$ Gametophyte and sporophyte of Funaria.
$(c)$ Alternation of generation in angiosperm.