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Reasoning
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Pteridophytes are so-called
A.
phanerogams
B.
spermatophytes
C.
vascular cryptogams
D.
amphibians of plant kingdom
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Vessels are not found in the
Seed habit originated in
Sporophyte of Pteris
Pteridophytes are so-called
Fern differs from Selaginella
Selaginella and fern share the following character:
Gametangia of fern are produced on the
Microsporangia and macrosporangia are found in the same cone of
Gametes are produced in prothallus by
The gametophyte and sporophyte generations are independent in
If a sporangium develops from a single initial, it is called
Circinate venation is found in
Selaginella is less advanced than Pinus becuase
Sporrs in fern are produced through
The following is the most primitive vascular plant:
In Selaginella, an "organ suigeneris" is
Most primitive living vascular plants are
Stem is polystelic in
Multiflagellate sperms are the characteristic of
The hair-like structures covering young fern leaves are called
Leptosporangiate sporangium is
In Pteris, the petiole has a groove and its stele is
Spore bearing organ of a fern i* culled
The stele of Lycopodium is
Fern differs from moss because it has
In the archegonium of fern tliere are/is
The number of megaspores in Selaginella rupestris is
Young sporophyte of Pteris draws nourishment from prothallus through
What happens to the spore of ferns ?
The stele in fern is
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