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Apomixis is...

Apomixis is

A

formation of seeds bby fusion of gametes

B

formation of seeds without syngamy and meiosis

C

formation of seeds with syngamy but no meiosis

D

none of the above

Text Solution

Verified by Experts

The correct Answer is:
B
Amphimixis is normal type of sexual reproduction having both meiosis and fertilization. But it some plants, the normal sexual reproduction is replaced by some abnormal type of sexual reproduction where there is no meiosis and syngamy. It is of two types vegetative reproduction and agamospermy . In vegetative reproduction plants develop from parts other than seeds. In agamospermy , plants produce seeds or mean of propagation by abnormal method.
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Which of the following is correct about apomixis? I. An apomixis is a form of sexual reproduction. II. Apomixis is a mechanism to produce seeds without fertilization. III. Apomictic embryos are similar in their genetic nature. IV. Examples of apomixis are Citrus and mango.

Choose the correct option from the folllwong statements I Apormixis is form of asexual reproduction which mimcs sexual reproduction II in Apomixis seeds deveop either form diploid egg cell or form cells nucelluys III Seeds collected form hybrids plant maintaint hybrid character for a longer times IV In apomoxis there is segregation of character

Apomixis in plant means development of a plant

Apomixis in which the nucellar tissue cells from embryos is shown by -

Apomixis does not involve in:

What Is Apomixis And Polyembryony

Term apomixis was given by:

The number of parents involved in Apomixis and Amphimixis , respectively , are

Fruit Development ||Artificial Hybridisation || Apomixis || Polyembryony

$ Asexual reproduction is also called Apomixis. ! Apogamy shortens the life cycle of a plant.