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

Provide the appropriate terms for the following analogies:
$(i)$ In Gymnosperms : Diplontic life cycle :: In Pteridophytes : .......
(ii) Ectocarpus : Haplodiplontic life cycle :: Fucus : ..........

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

When and where does reduction division (meiosis) take place in the life cycle of a liverwort,a moss,a fern,a gymnosperm,and an angiosperm?

Which one of the following statements is wrong?

Plants like mosses and ferns, which reproduce through spores, are placed in which group?