First slide

Pre-fertilisation : Structures and Events

Question

In majority of angiosperms

Easy

A

egg has a filiform apparatus
B

there are numerous antipodal cells
C

reduction division occurs in the megaspore mother cells
D

a small central cell is present in that embryo sac

Solution

In majority of Angiosperms there is sporic meiosis so both microspore mother cell & megapore mother cell divide by meiosis.
Filiform apparatus present in synergids.
There are usually 3 Antipodal cells. Central cell is largest cell of female gemotophyte.

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