Stem develops from ______ of the embryo of a germinating seed.
Radicle
Plumule
Pedicel
Pneumatophore
Primary function of stem is to
Assertion : Many plants are propagated vegetatively even though they bear seeds.
Reason : Potatoes multiply by tubers, apple by cutting etc.
In aquatic plants like Pistia and Eichhornia, leaves and roots are found near $.........$
Potato is $(underground)$ stem because it