Archegonia and antheridia in homosporous pteridophytes are present in:

Heteromorphic alternation of generations is found in

Sporangia and spore-bearing leaves in ferns are called:

Which of the following is not correct with reference to Selaginella?

Neck canal cells in $Dryopteris$ are

Given below are the stages in the life cycle of pteridophytes. Arrange the following stages in the correct sequence.
$A.$ Prothallus stage
$B.$ Meiosis in spore mother cells
$C.$ Fertilisation
$D.$ Formation of archegonia and antheridia in gametophyte.
$E.$ Transfer of antherozoids to the archegonia in presence of water.
Choose the correct answer from the options given below.