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Double fertilization process means
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Important Questions on Sexual Reproduction in Flowering Plants
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Despite high level of heterozygosity, the progeny derived from seed of a cross pollinated plant was found to be completely uniform. One reason for this may the phenomenon of
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Sperm cells of angiosperms differ from the rest of the plant groups like gymnosperms by
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When the pollen grains are not transferred from anthers to the stigma in flower due to the barrier or fence, it is referred or when some natural barrier exists between androecium and gynoecium to check self pollination, it is known as
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Which is the most logical sequence with reference to the life cycle of angiosperms?
a) Germination, endosperm formation, seed dispersal, double fertilization.
b) Pollination, fertilization, seed formation, germination.
c) Cleavage, fertilization, grafting, fruit formation.
d) Maturation, mitosis, differentiation, fertilization.
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Seed formation without fertilization in flowering plants involves the process of
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The given figure and show female reproductive organs of Papaver and Michelia respectively
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and are genetically identical because Germinated pollen
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Identify the components labelled and in the given figure from the list I to VIII
I. Micropyle
II. Chalaza
III. Central cell
IV. PEN
V. PEC
VI. Megaspore
VII. Degenerating synergid
VIII. Degenerating antipodal cell
The correct components are
