In the angiosperm life cycle, the endosperm is formed by:
Fusion of a sperm with the egg
Fusion of a sperm with polar nuclei
Meiosis in the ovule
Mitosis in the embryo
Related Questions
Type of life cycle in angiosperms is?
haplo-diplontic
diplo-haplontic
diplontic
haplontic
The dominant photosynthetic phase in the life cycle of Funaria (a moss) is the:
Gametophyte
Sporophyte
Prothallus
Sporangium
What is the dominant phase in the life cycle of a fern?
Gametophyte
Sporophyte
Spore
Zygote
In which of the following gametophyte is not independent free living
Marchantia
Pteris
Pinus
Funaria
Life cycle of Ectocarpus and Fucus respectively are
Haplontic, Diplontic
Diplontic, Haplodiplontic
Haplodiplontic, Diplontic
Haplodiplontic, Haplontic
In the life cycle of a fern, the first cell of the gametophytic generation is the:
Spore
Zygote
Antheridium
Archegonium
Which of the following statements regarding the life cycle of Selaginella is INCORRECT?
The megaspores and microspores germinate to give rise to female and male gametophytes, respectively.
The development of the zygote into the embryo takes place within the female gametophyte, which is independent of the sporophyte.
The sporophyte is the dominant phase in the life cycle.
Selaginella exhibits heterospory.
In which plant group does the sporophyte develop within the archegonium of the gametophyte?
Bryophytes
Pteridophytes
Gymnosperms
Angiosperms
Identify the alga, which exhibits diplontic life cycle.
Spirogyra
Chlamydomonas
Fucus
Volvox
Which of the following statement is correct about the gametophytic stage in the alteration of generation with in the life cycle?
Generation that produces the gametes
Generation that produces the spores
Generation that produces vascular tissue
The diploid generation
