Into which groups are seed-bearing plants (Spermatophytes) classified?

Which groups depend on an external source of free water for fertilization?

Which one of the following is common to multicellular fungi,filamentous algae and protonema of mosses?

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

Read the following five statements $(A-E)$ and answer as asked next to them.
$(A)$ In $Equisetum$, the female gametophyte is retained on the parent sporophyte.
$(B)$ In $Ginkgo$, male gametophyte is not independent.
$(C)$ The sporophyte in $Riccia$ is more developed than that in $Polytrichum$.
$(D)$ Sexual reproduction in $Volvox$ is isogamous.
$(E)$ The spores of slime moulds lack cell walls.
How many of the above statements are correct?

What is the direct formation of a gametophyte from a sporophyte called?