Sexual Reproduction in Flowering Plants Question 46
46. Through which cell of the embryo sac, does the pollen tube enter the embryo sac?
(a) Egg cell
(b) Persistent synergid
(c) Degenerated synergid
(d) Central cell
Show Answer
Answer : c
Hints & Solutions
(c) After entering the ovule, the pollen tube is attracted towards the micropylar end of the embryosac. The attractants are secreted by synergids. The pollen tube pierces one of the two synergids and bursts it. The synergid is simultaneously destroyed.
