In which of the following,multiciliated/multiflagellated antherozoids are present?

$A$ living fossil is .......

Bryophytes and Pteridophytes resemble each other in all of the following features $EXCEPT$ one.

Into how many groups are the non-flowering plants (Cryptogams) divided?

Common characteristic between bryophytes and pteridophytes is

Select the correct option by matching the given groups $(i)$ red algae,$(ii)$ green algae,$(iii)$ bryophytes,and $(iv)$ Pteridophytes with their respective characteristics $(P, Q, R, S)$:
$(P)$ Their gametophyte is called prothallus.
$(Q)$ Rhizoids are present,but they are not true roots.
$(R)$ Pyrenoids contain protein besides starch.
$(S)$ Red pigment,$r$-phycoerythrin,is present in their body.
Match the groups $(i, ii, iii, iv)$ with the characteristics $(P, Q, R, S)$ and select the correct sequence.