In an angiospermic plant,endosperm is formed due to the fertilization of the secondary nucleus,but it is absent in some seeds,such as pea,bean,and Phaseolus (moong). This is due to the lack of:
- ACertain enzymes
- BDicotyledonous hormone
- CGrowth hormone
- DNone of the above
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Similar Questions
If a diploid female plant is crossed with a tetraploid male plant,what will be the ploidy of the endosperm?
Medium
View SolutionIn which of the following plants is the endosperm consumed during seed germination?
Medium
View SolutionIf the cells of the nucellus in the angiosperm ovule contain $24$ chromosomes,what will be the number of chromosomes in the endosperm of a self-pollinated flower?
Assertion: Endosperm is a nutritive tissue and it is triploid.
Reason: Endosperm is formed by the fusion of the secondary nucleus with the second male gamete. It is used by the developing embryo.
Reason: Endosperm is formed by the fusion of the secondary nucleus with the second male gamete. It is used by the developing embryo.
MediumAIIMS 1998
View SolutionIdentify the type of endosperm development shown in the given diagram.
Medium
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