Which one of the following is considered important in the development of seed habit
Or
Seloginella has the character of evolutionary importance. That character is

Options

A. Dependent sporophyte
B. Heterospory
C. Haplontic life cycle
D. Free-living gametophyte

Answer

B

Explanation

Selaginella show many of the several adoptions required to produce a seed. They are collectively called seed habit of Selaginella.
(1) Presence of heterospory.
(2) Retention of megaspores inside megasporangium in S. apus and S. rupestris.
(3) Formation of two types of gametophytes etc.