Which of these characteristics is NOT associated with the evolution of heterospory in pteridophytes?
Reduction in the number of megaspores
Increased protection of the female gametophyte
Development of endosporic gametophytes
Increased dependence on water for fertilization
Related Questions
Select the incorrect match
Salvinia-Heterosporous
Pinus-Monoecious
Selaginella- Homosporous
Funaria- Dominant gametophyte
In Pteridophytes, the spores are produced within specialized structures called:
Antheridia
Archegonia
Sporangia
Gemma cups
The dominant photosynthetic phase in the life cycle of a Pteridophyte is the:
Gametophyte
Sporophyte
Prothallus
Sporophyll
Read the following statements and choose the option which is true for them
a) Dryopteris is horsetail b) Selaginella is heterosporous
c) Salvinia is aquatic plant
a and b only
b and c only
a and c only
a, b and c
The development of the zygote into a young embryo within the female gametophyte is a characteristic of:
Seed plants
Seedless vascular plants
Bryophytes
Green algae
Which of these pteridophytes is commonly known as 'Horsetail'?
Selaginella
Equisetum
Pteris
Dryopteris
Pteridophytes are predominantly:
Homosporous
Heterosporous
Both homosporous and heterosporous
Neither homosporous nor heterosporous
