Examine the figure $A, B$ and $C.$ In which one of the four options all $A, B$ and $C$ are correct ?

In which of the following plant groups does the gametophyte remain attached to the sporophyte?

Which medium is required for the transport of gametes in Algae,Bryophytes,and Pteridophytes?

Which of the following require water for gamete transfer?

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 given sets are matched correctly?
$a.$ $Chondrus$ - Algin
$b.$ $Gracilaria$ - Agar
$c.$ $Cycas$ - Coralloid root
$d.$ $Pinus$ - Canada balsam
$e.$ $Adiantum$ - Walking fern
$f.$ $Lycopodium$ - Cord moss
$g.$ $Cedrus$ - Independent gametophyte
$h.$ $Sequoia$ - Tallest gymnosperm