$A$ well-developed archegonium with $4-6$ rows of neck canal cells in the neck region is a characteristic feature of:

Which of the following require water for gamete transfer?

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

$A.$ In $Volvox$,the zygote undergoes meiosis to form four haploid cells immediately before germination.
$R.$ $Volvox$ exhibits a haplontic life cycle.

Read the following statements and answer the question based on them:
$(1)$ In liverworts,mosses,and ferns,the gametophyte is free-living.
$(2)$ Gymnosperms and some ferns are heterosporous.
$(3)$ Sexual reproduction in Fucus,Volvox,and Albugo is oogamous.
$(4)$ The sporophyte in liverworts is more elaborate than in mosses.
How many of the above statements are correct?

Marchantia and Marsilea are examples of which plant groups,respectively?