Choose the odd one with respect to the flowering and fruiting pattern.

Statement $(X)$: Endosperm is formed before fertilization.
Statement $(Y)$: Double fertilization is observed.

Which types of cells undergo meiosis in a flower?

If the diploid number of an angiospermic plant is $24$,the number of chromosomes in the pollen grain,endosperm,and integument will be:

Which statement is incorrect?

Identify the plant parts that consist of two generations,one within the other:
$(a)$ Pollen grains inside the anther
$(b)$ Germinated pollen grain with two male gametes
$(c)$ Seed inside the fruit
$(d)$ Embryo sac inside the ovule