19. These are classified into two types:
Internal Spores:
These parasitic fungal spores germinate inside the host.
Environmental Spores:
These spores released by the host to infest other hosts.
22. Meiospores give rise to two types of spores.
Microspores:
These spores produces during meiosis give
rise to male gametophyte.
Megaspores:
These spores produced during meiosis give
rise to female gametophyte.