Provide the appropriate terms for the following analogies:
$(i)$ Fern : Prothallus :: Moss : ....
$(ii)$ Angiosperms : Root :: Brown Algae : ....

Name three groups of plants that bear archegonia. Briefly describe the life cycle of any one of them.

Explain briefly the following terms with suitable examples:
$(i)$ protonema
$(ii)$ antheridium
$(iii)$ archegonium
$(iv)$ diplontic
$(v)$ sporophyll
$(vi)$ isogamy

Primary development of male and female gametophytes takes place in the sporangia itself in

What is the shape of an apical cell in the gametophytes of bryophytes and pteridophytes?

In which of the following plants are seeds not formed?