In Which of the Following Pairs are the Two Terms

Question

In which of the following pairs are the two terms equivalent?
A) ovule-egg
B) embryo sac-female gametophyte
C) endosperm-male gametophyte
D) seed-zygote
E) microspore-pollen grain

Accepted Answer

Embryo sac and female gametophyte are equivalent terms as the embryo sac is the multicellular female gametophyte that contains the egg cell. The other pairs are not equivalent as they represent different structures or developmental stages in plants.