An orthotropous ovule is one in which micropyle and chalaza are
In straight line of funiculus
Parallel to funiculus
At right angles to funiculus
Oblique to funiculus
In given figure, labeled part $X$ is formed by....
Embryo sac is
Describe about pistil (gynoecium).
Location and Function :
$1.$ Ovary
$2.$ Placenta
Which of the following cells of embryo sac degenerate after fertilisation in angiosperms?