The arrangement of the nuclei in a normal embryo sac in the dicot plants is
$3 + 3 + 2$
$2 + 4 + 2$
$3 + 2 + 3$
$2 + 3 + 3.$
In angiosperms, functional megaspore develops into
Pollination by snail and slug is called
Nucellar embryo is
The number of nuclei in a mature embryo sac are
In which one of the following combinations $(a - d)$ the number of chromosomes of the present day hexaploid wheat is correctly represented?