In plant $A$,$2n = 12$ and in plant $B$,$2n = 16$. Then the ploidy number (total chromosome number) of the hybrid plant resulting from cross-breeding is:

Match the following columns:

Column-$I$	Column-$II$
$(a)$ Zygote	$(1)$ Seed
$(b)$ Ovule	$(2)$ Seed coat
$(c)$ Ovary	$(3)$ Embryo
$(d)$ Integument	$(4)$ Fruit

Match the following columns:

Column-$I$	Column-$II$
$(A)$ Clone	$(1)$ Agamospermy
$(B)$ Plant apomixis	$(2)$ Scion
$(C)$ Grafting	$(3)$ Callus
$(D)$ Tissue culture	$(4)$ Flower
$(E)$ Inflorescence	$(5)$ Ramet

The male and female reproductive organs of several pteridophytes and gymnosperms are comparable to floral structures of angiosperms. Make an attempt to compare the various reproductive parts of pteridophytes and gymnosperms with reproductive structures of angiosperms.

Which plant flowers once every $12$ years?

Select the incorrect statement.