. What is the function of filiform apparatus at the entrance of ovule?
(a)Guides pollen tube from synergids to egg.
(b)Helps in the entry of pollen tube into a synergid.
(c)Prevents entry of more than one pollen tube into a synergids.
(d)Brings about opening of the pollen tube.
Sol.Filiform apparatus are present in the synergids which helps in the entry of pollen tube into a synergid.