From an evolutionary perspective, the retention of the female gametophyte with a developing young embryo on the parent sporophyte offers what primary advantage?
Enhanced embryo protection and nutrition
Increased spore dispersal efficiency
Improved gamete fusion rates
Reduced dependence on water for fertilization
Related Questions
Gametophytic and sporophytic phases are independent in
Pteridophytes
Bryophytes
Gymnosperms
Phaeophytes
Pteridophytes are commonly known as:
Mosses
Liverworts
Ferns
Algae
Heterosporous pteridophytes always produce
Monoecious gametophytes
Dioecious gametophytes
Homothallic gametophytes
None of the above
Characteristic of fern is
Reproduction by seeds
Presence of flowers
Reproduction by spores
Presence of woody tissue
Leaf in young condition in fern is called
Scale leaf
Sporophyll
Circinate ptyxis
None of these
First terrestrial plants with vascular tissues.
Gymnosperms
Bryophytes
Pteridophytes
Dicots
Genera like Selaginella and Salvinia produce two kinds of spores. Such plants are known as:
Homosporous
Heterosporous
Homosorus
Heterosorus
Which has vascular tissue, produces spores, but does not has seeds?
Bryophyta
Pteridophyta
Gymnosperms
Angiosperms
The leaves in pteridophytes are small as in
Volvox
Marsilia
Selaginella
Azolla
Nephrolepis is a
Bryophyte
Pteridophyte
Gymnosperm
Angiosperm
