Which of the following plants is adapted for an aquatic habitat?

$A$ fern differs from a moss in having

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.

Which of the following is known as fission algae?

Into which group are the non-flowering plants (Cryptogams) divided?

What is required for the transfer of gametes in bryophytes and pteridophytes?