Two very distinct generations are found in the life cycle of

The gametophyte of a fern bears

Which of the following pteridophytes is homosporous?

In most of the pteridophytes,all the spores are of similar kind. Such plants are called ......

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.

What type of spores are produced by the plant shown in the given figure?