To which group does the plant shown in the given figure belong?

$A$ bryophyte suddenly started reproducing parthenogenetically. The number of chromosomes of the second generation compared to the parent plant will be

In $Riccia$,the archegonium is

In which of the following is the gametophytic phase dominant?

What is $Anthoceros$?

Choose the correct option to fill in the blanks:
$(i)$ In oogamy,the female gamete is large,passive,non-motile,and laden with food (yolk).
$(ii)$ The gametophyte bears antheridia and archegonia.