Read the following five statements (A to E) and select the option with all correct statements :-
(I) Mosses and Lichens are the first organisms to colonise a bare rock.
(II) Selaginella is a homosporous pteridophyte
(III) Coralloid roots in Cycas have VAM
(IV) Main plant body in bryophytes is gametophytic, whereas in pteridophytes it is sporophytic
(V) In gymnosperms, male and female gametophytes are present within sporangia located on sporophyte
Text Solution
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(I) True — Mosses and lichens are pioneer organisms on bare rocks.
(II) False — Selaginella is heterosporous, not homosporous.
(III) False — Coralloid roots in Cycas contain cyanobacteria, not VAM.
(IV) True — Bryophytes have gametophyte-dominant body; pteridophytes are sporophyte-dominant.
(V) True — In gymnosperms, gametophytes develop within sporangia on the sporophyte.
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