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Ovule: Quiz


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Question 1: In some plants, the diploid tissue of the nucellus can give rise to a seed through a mechanism of ________ called nucellar embryony.
Asexual reproductionBacteriaFungusMicroorganism

Question 2: In gymnosperms, ________ occurs within the archegonia produced by the female gametophyte.
Human embryogenesisEmbryoFertilisationPrenatal development

Question 3: After fertilization of the egg cell and formation of a zygote, the ovule contains the ________ of the next sporophyte generation and, in flowering plants, the triploid endosperm.
Prenatal developmentFertilisationEmbryogenesisEmbryo

Question 4: After fertilization, the ovule develops into a ________.
SeedPlantFruitFlowering plant

Question 5: The pollen tube releases two ________ nuclei into the ovule.
Sexual reproductionSpermatozoonFertilisationSperm

Question 6: The megagametophyte (also called embryo sac in flowering plants) produces the egg cell for ________.
Human embryogenesisPrenatal developmentFertilisationDevelopmental biology

Question 7: During ________, the seedling's radicle emerges through the micropyle.
GerminationPlantAlgaeFlowering plant

Question 8: The ovules are attached to the placental wall of the ovary through a structure known as the funiculus, the plant equivalent of an ________.
Stem cellUmbilical cordUmbilical arteryFetus

Question 9: conifers), the ________ itself is drawn into the ovule and the micropyle opening closes after pollination.
PlantSeedFlowering plantPollen

Question 10: The ovule is composed of ________ maternal tissue that gives rise to the haploid tissue of the female gametophyte.

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